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Black; Trijicon - ACOG® 4x32 USMC RCO Riflescope - HCC Tactical

ACOG® 4x32 (USMC RCO) M4/M4A1

SKU: TRTA31RCO-M4CP

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Regular price $1,950.00 $1,456.51 Sale

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The TA31RCO is an Advanced Combat Optical Gunsight (ACOG) designed for the M4 and M4A1 weapon system (14.5" barrel). It incorporates dual illumination technology using...
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Black
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{"id":8397110411418,"title":"ACOG® 4x32 (USMC RCO) M4\/M4A1","handle":"acog-4x32-usmc-rco-riflescope","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThe TA31RCO is an Advanced Combat Optical Gunsight (ACOG) designed for the M4 and M4A1 weapon system (14.5\" barrel). It incorporates dual illumination technology using a combination of fiber optics and self-luminous tritium. \u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis Product is subject to ITAR\/EAR Export Controls. Please visit our ITAR\/EAR page (\u003ca href=\"https:\/\/www.hcctac.com\/pages\/itar-ear-statement\" target=\"_blank\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #8a1300;\"\u003e\u003cspan style=\"text-decoration-style: initial; text-decoration-color: initial;\"\u003eclick here\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e) or\u003cspan\u003e \u003c\/span\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #8a1300;\"\u003e\u003ca style=\"color: #8a1300; text-decoration: underline;\" href=\"https:\/\/www.hcctac.com\/pages\/contact-us\" target=\"_blank\"\u003eContact Us\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003efor more Information.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThis allows the aiming point to always be illuminated without the use of batteries. The tritium illuminates the aiming point in total darkness, and the fiber optic self-adjusts reticle brightness during daylight according to ambient light conditions. This allows the operator to keep both eyes open while engaging targets and maintaining maximum situational awareness. Designed to the exact specifications of the United States Marine Corps, the unique reticle pattern provides quick target acquisition at close combat ranges while providing enhanced target identification and hit probability out to 800 meters utilizing the Bullet Drop Compensator. No tools are needed for windage and elevation adjustments because the TA31RCO features external adjusters, making it waterproof up to 11m without the caps. Mounting bosses are integrated into the housing by the eyepiece to allow the easy addition of a Trijicon RMR® (not included).\u003c\/span\u003e \u003cbr\u003e              \u003cmeta charset=\"utf-8\"\u003e \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength x Width x Height\u003c\/strong\u003e: 5.98 in x 2 in x 2.3 in (151.89mm x 50.8mm x 58.42mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 14.9 oz. (422.41g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnification\u003c\/strong\u003e: 4x\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObjective Size\u003c\/strong\u003e: 32mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReticle Pattern\u003c\/strong\u003e: Chevron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDay Reticle Color\u003c\/strong\u003e: Red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNight Reticle Color\u003c\/strong\u003e: Red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBullet Drop Compensating (BDC)\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaliber\u003c\/strong\u003e: 0.223 (14.5 in. barrel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBindon Aiming Concept™ (BAC)\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIllumination Source\u003c\/strong\u003e: Fiber Optics \u0026amp; Tritium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Source\u003c\/strong\u003e: Fiber Optics \u0026amp; Tritium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEye Relief\u003c\/strong\u003e: 1.5 in. (38.1mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExit Pupil\u003c\/strong\u003e: 0.32 in. (8.13mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField of View (degrees)\u003c\/strong\u003e: 7°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField of View (feet)\u003c\/strong\u003e: 36.8 ft. @ 100 yds. (12.27m @ 100m)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount\u003c\/strong\u003e: Flattop Thumbscrew Mount (TA51)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material\u003c\/strong\u003e: Forged Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Matte Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubmersion Depth\u003c\/strong\u003e: -66 ft. (-20m)\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFEATURES:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eALWAYS ON, ALWAYS READY\u003c\/strong\u003e: Most ACOG® models are battery-free, featuring a tritium\/fiber optic illuminated reticle that automatically adjusts the brightness based on available light.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTAKE CONTROL\u003c\/strong\u003e: Several ACOG models are designed with a user-adjustable brightness setting powered by a single AA battery. The 3.5x35 LED and 4x32 LED models offer six adjustable brightness settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRUGGED, RELIABLE HOUSING DESIGN\u003c\/strong\u003e: Fixed-power design allows for minimal moving parts to create a nearly indestructible sighting system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e“BOTH EYES OPEN” DESIGN\u003c\/strong\u003e: “Both eyes open” shooting using Trijicon's Bindon Aiming Concept™ (BAC) feature allows for improved situational awareness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOUTSTANDING CLARITY\u003c\/strong\u003e: The quality of the glass and multi-coated lenses maximize light-gathering capabilities and clear field of view with zero distortion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEXACT TARGET DISTANCES \u0026amp; HOLDS\u003c\/strong\u003e: Most ACOG models feature a bullet drop compensating and target-ranging reticle for decisive aiming.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCOMBAT PROVEN\u003c\/strong\u003e: No other magnified optic has been used more in combat than the ACOG.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSHOCK-RESISTANT\u003c\/strong\u003e: Proven to withstand recoil from a .22LR to a .50BMG and everything in between. Easily passes U.S. Military drop test requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWATERPROOF\u003c\/strong\u003e: Exceptional waterproof performance that exceeds military standards. Dry nitrogen-filled to eliminate fogging. This optic is tested to withstand and perform in extreme cold and heat with dry-nitrogen filled housing that mitigates fogging.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINCLUDED:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThumbscrew Flattop Adapter (TA51)\u003c\/li\u003e\n\u003cli\u003eKillFlash Anti-Reflection Device (TA91)\u003c\/li\u003e\n\u003cli\u003eScopecoat (TA96)\u003c\/li\u003e\n\u003cli\u003eLENSPEN (TA56)\u003c\/li\u003e\n\u003cli\u003eLanyard Assembly for Adjuster Caps (TA71E)\u003c\/li\u003e\n\u003cli\u003eTrijicon Logo Sticker (PR15)\u003c\/li\u003e\n\u003cli\u003eRCO Manual\u003c\/li\u003e\n\u003cli\u003eWarranty Card\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Downloads\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1664\/1057\/files\/PML4036-1_Rev_3__ACOG_Family_Spec_Sheet_single_1469bb18-706a-4205-b850-33175cb982a1.pdf?v=1734099069\" rel=\"noopener\" target=\"_blank\"\u003eACOG Spec Sheet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1664\/1057\/files\/RCO_M4M150_Chevron_Reticle_Dimensions4x32_1b6539f7-e9c2-4600-9f6c-eea08ad793d3.pdf?v=1734099098\" target=\"_blank\"\u003eReticle Dimensions\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","published_at":"2024-12-18T21:40:22-05:00","created_at":"2024-12-13T09:08:41-05:00","vendor":"Trijicon","type":"Optics","tags":["EAR","ECCN 0A504.a","Fixed Mag.","Trijicon"],"price":145651,"price_min":145651,"price_max":145651,"available":true,"price_varies":false,"compare_at_price":195000,"compare_at_price_min":195000,"compare_at_price_max":195000,"compare_at_price_varies":false,"variants":[{"id":45396543111322,"title":"Black","option1":"Black","option2":null,"option3":null,"sku":"TRTA31RCO-M4CP","requires_shipping":true,"taxable":true,"featured_image":{"id":41435086258330,"product_id":8397110411418,"position":2,"created_at":"2024-12-13T09:18:06-05:00","updated_at":"2024-12-18T21:39:33-05:00","alt":"Black; Trijicon - ACOG® 4x32 USMC RCO Riflescope - HCC Tactical","width":960,"height":960,"src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.16.04.png?v=1734575973","variant_ids":[45396543111322]},"available":true,"name":"ACOG® 4x32 (USMC RCO) M4\/M4A1 - Black","public_title":"Black","options":["Black"],"price":145651,"weight":1252,"compare_at_price":195000,"inventory_quantity":18,"inventory_management":"shopify","inventory_policy":"deny","barcode":"743682769","featured_media":{"alt":"Black; Trijicon - ACOG® 4x32 USMC RCO Riflescope - HCC Tactical","id":33700962435226,"position":2,"preview_image":{"aspect_ratio":1.0,"height":960,"width":960,"src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.16.04.png?v=1734575973"}},"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.14.56.png?v=1734575973","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.16.04.png?v=1734575973","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.17.52.png?v=1734575973","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.14.24.png?v=1734575973","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.15.14.png?v=1734099505","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.15.28.png?v=1734099505","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.15.43.png?v=1734099505","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.16.19.png?v=1734099503","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.16.59.png?v=1734099503","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.17.15.png?v=1734099503"],"featured_image":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.14.56.png?v=1734575973","options":["Color"],"media":[{"alt":"alt - Black; 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It incorporates dual illumination technology using a combination of fiber optics and self-luminous tritium. \u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis Product is subject to ITAR\/EAR Export Controls. Please visit our ITAR\/EAR page (\u003ca href=\"https:\/\/www.hcctac.com\/pages\/itar-ear-statement\" target=\"_blank\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #8a1300;\"\u003e\u003cspan style=\"text-decoration-style: initial; text-decoration-color: initial;\"\u003eclick here\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e) or\u003cspan\u003e \u003c\/span\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #8a1300;\"\u003e\u003ca style=\"color: #8a1300; text-decoration: underline;\" href=\"https:\/\/www.hcctac.com\/pages\/contact-us\" target=\"_blank\"\u003eContact Us\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003efor more Information.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThis allows the aiming point to always be illuminated without the use of batteries. The tritium illuminates the aiming point in total darkness, and the fiber optic self-adjusts reticle brightness during daylight according to ambient light conditions. This allows the operator to keep both eyes open while engaging targets and maintaining maximum situational awareness. Designed to the exact specifications of the United States Marine Corps, the unique reticle pattern provides quick target acquisition at close combat ranges while providing enhanced target identification and hit probability out to 800 meters utilizing the Bullet Drop Compensator. No tools are needed for windage and elevation adjustments because the TA31RCO features external adjusters, making it waterproof up to 11m without the caps. Mounting bosses are integrated into the housing by the eyepiece to allow the easy addition of a Trijicon RMR® (not included).\u003c\/span\u003e \u003cbr\u003e              \u003cmeta charset=\"utf-8\"\u003e \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength x Width x Height\u003c\/strong\u003e: 5.98 in x 2 in x 2.3 in (151.89mm x 50.8mm x 58.42mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 14.9 oz. (422.41g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnification\u003c\/strong\u003e: 4x\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObjective Size\u003c\/strong\u003e: 32mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReticle Pattern\u003c\/strong\u003e: Chevron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDay Reticle Color\u003c\/strong\u003e: Red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNight Reticle Color\u003c\/strong\u003e: Red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBullet Drop Compensating (BDC)\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaliber\u003c\/strong\u003e: 0.223 (14.5 in. barrel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBindon Aiming Concept™ (BAC)\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIllumination Source\u003c\/strong\u003e: Fiber Optics \u0026amp; Tritium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Source\u003c\/strong\u003e: Fiber Optics \u0026amp; Tritium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEye Relief\u003c\/strong\u003e: 1.5 in. (38.1mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExit Pupil\u003c\/strong\u003e: 0.32 in. (8.13mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField of View (degrees)\u003c\/strong\u003e: 7°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField of View (feet)\u003c\/strong\u003e: 36.8 ft. @ 100 yds. (12.27m @ 100m)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount\u003c\/strong\u003e: Flattop Thumbscrew Mount (TA51)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material\u003c\/strong\u003e: Forged Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Matte Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubmersion Depth\u003c\/strong\u003e: -66 ft. (-20m)\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFEATURES:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eALWAYS ON, ALWAYS READY\u003c\/strong\u003e: Most ACOG® models are battery-free, featuring a tritium\/fiber optic illuminated reticle that automatically adjusts the brightness based on available light.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTAKE CONTROL\u003c\/strong\u003e: Several ACOG models are designed with a user-adjustable brightness setting powered by a single AA battery. The 3.5x35 LED and 4x32 LED models offer six adjustable brightness settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRUGGED, RELIABLE HOUSING DESIGN\u003c\/strong\u003e: Fixed-power design allows for minimal moving parts to create a nearly indestructible sighting system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e“BOTH EYES OPEN” DESIGN\u003c\/strong\u003e: “Both eyes open” shooting using Trijicon's Bindon Aiming Concept™ (BAC) feature allows for improved situational awareness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOUTSTANDING CLARITY\u003c\/strong\u003e: The quality of the glass and multi-coated lenses maximize light-gathering capabilities and clear field of view with zero distortion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEXACT TARGET DISTANCES \u0026amp; HOLDS\u003c\/strong\u003e: Most ACOG models feature a bullet drop compensating and target-ranging reticle for decisive aiming.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCOMBAT PROVEN\u003c\/strong\u003e: No other magnified optic has been used more in combat than the ACOG.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSHOCK-RESISTANT\u003c\/strong\u003e: Proven to withstand recoil from a .22LR to a .50BMG and everything in between. Easily passes U.S. Military drop test requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWATERPROOF\u003c\/strong\u003e: Exceptional waterproof performance that exceeds military standards. Dry nitrogen-filled to eliminate fogging. This optic is tested to withstand and perform in extreme cold and heat with dry-nitrogen filled housing that mitigates fogging.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINCLUDED:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThumbscrew Flattop Adapter (TA51)\u003c\/li\u003e\n\u003cli\u003eKillFlash Anti-Reflection Device (TA91)\u003c\/li\u003e\n\u003cli\u003eScopecoat (TA96)\u003c\/li\u003e\n\u003cli\u003eLENSPEN (TA56)\u003c\/li\u003e\n\u003cli\u003eLanyard Assembly for Adjuster Caps (TA71E)\u003c\/li\u003e\n\u003cli\u003eTrijicon Logo Sticker (PR15)\u003c\/li\u003e\n\u003cli\u003eRCO Manual\u003c\/li\u003e\n\u003cli\u003eWarranty Card\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Downloads\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1664\/1057\/files\/PML4036-1_Rev_3__ACOG_Family_Spec_Sheet_single_1469bb18-706a-4205-b850-33175cb982a1.pdf?v=1734099069\" rel=\"noopener\" target=\"_blank\"\u003eACOG Spec Sheet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1664\/1057\/files\/RCO_M4M150_Chevron_Reticle_Dimensions4x32_1b6539f7-e9c2-4600-9f6c-eea08ad793d3.pdf?v=1734099098\" target=\"_blank\"\u003eReticle Dimensions\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e"}

The TA31RCO is an Advanced Combat Optical Gunsight (ACOG) designed for the M4 and M4A1 weapon system (14.5" barrel). It incorporates dual illumination technology using a combination of fiber optics and self-luminous tritium. 

This Product is subject to ITAR/EAR Export Controls. Please visit our ITAR/EAR page (click here) or Contact Us for more Information.

This allows the aiming point to always be illuminated without the use of batteries. The tritium illuminates the aiming point in total darkness, and the fiber optic self-adjusts reticle brightness during daylight according to ambient light conditions. This allows the operator to keep both eyes open while engaging targets and maintaining maximum situational awareness. Designed to the exact specifications of the United States Marine Corps, the unique reticle pattern provides quick target acquisition at close combat ranges while providing enhanced target identification and hit probability out to 800 meters utilizing the Bullet Drop Compensator. No tools are needed for windage and elevation adjustments because the TA31RCO features external adjusters, making it waterproof up to 11m without the caps. Mounting bosses are integrated into the housing by the eyepiece to allow the easy addition of a Trijicon RMR® (not included).
              

SPECIFICATIONS:

  • Length x Width x Height: 5.98 in x 2 in x 2.3 in (151.89mm x 50.8mm x 58.42mm)
  • Weight: 14.9 oz. (422.41g)
  • Magnification: 4x
  • Objective Size: 32mm
  • Reticle Pattern: Chevron
  • Day Reticle Color: Red
  • Night Reticle Color: Red
  • Bullet Drop Compensating (BDC): Yes
  • Caliber: 0.223 (14.5 in. barrel)
  • Bindon Aiming Concept™ (BAC): Yes
  • Illumination Source: Fiber Optics & Tritium
  • Power Source: Fiber Optics & Tritium
  • Eye Relief: 1.5 in. (38.1mm)
  • Exit Pupil: 0.32 in. (8.13mm)
  • Field of View (degrees): 7°
  • Field of View (feet): 36.8 ft. @ 100 yds. (12.27m @ 100m)
  • Mount: Flattop Thumbscrew Mount (TA51)
  • Housing Material: Forged Aluminum
  • Finish: Matte Black
  • Submersion Depth: -66 ft. (-20m)

FEATURES:

  • ALWAYS ON, ALWAYS READY: Most ACOG® models are battery-free, featuring a tritium/fiber optic illuminated reticle that automatically adjusts the brightness based on available light.
  • TAKE CONTROL: Several ACOG models are designed with a user-adjustable brightness setting powered by a single AA battery. The 3.5x35 LED and 4x32 LED models offer six adjustable brightness settings.
  • RUGGED, RELIABLE HOUSING DESIGN: Fixed-power design allows for minimal moving parts to create a nearly indestructible sighting system.
  • “BOTH EYES OPEN” DESIGN: “Both eyes open” shooting using Trijicon's Bindon Aiming Concept™ (BAC) feature allows for improved situational awareness.
  • OUTSTANDING CLARITY: The quality of the glass and multi-coated lenses maximize light-gathering capabilities and clear field of view with zero distortion.
  • EXACT TARGET DISTANCES & HOLDS: Most ACOG models feature a bullet drop compensating and target-ranging reticle for decisive aiming.
  • COMBAT PROVEN: No other magnified optic has been used more in combat than the ACOG.
  • SHOCK-RESISTANT: Proven to withstand recoil from a .22LR to a .50BMG and everything in between. Easily passes U.S. Military drop test requirements.
  • WATERPROOF: Exceptional waterproof performance that exceeds military standards. Dry nitrogen-filled to eliminate fogging. This optic is tested to withstand and perform in extreme cold and heat with dry-nitrogen filled housing that mitigates fogging.

INCLUDED:

  • Thumbscrew Flattop Adapter (TA51)
  • KillFlash Anti-Reflection Device (TA91)
  • Scopecoat (TA96)
  • LENSPEN (TA56)
  • Lanyard Assembly for Adjuster Caps (TA71E)
  • Trijicon Logo Sticker (PR15)
  • RCO Manual
  • Warranty Card

{"id":8397110411418,"title":"ACOG® 4x32 (USMC RCO) M4\/M4A1","handle":"acog-4x32-usmc-rco-riflescope","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThe TA31RCO is an Advanced Combat Optical Gunsight (ACOG) designed for the M4 and M4A1 weapon system (14.5\" barrel). It incorporates dual illumination technology using a combination of fiber optics and self-luminous tritium. \u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis Product is subject to ITAR\/EAR Export Controls. Please visit our ITAR\/EAR page (\u003ca href=\"https:\/\/www.hcctac.com\/pages\/itar-ear-statement\" target=\"_blank\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #8a1300;\"\u003e\u003cspan style=\"text-decoration-style: initial; text-decoration-color: initial;\"\u003eclick here\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e) or\u003cspan\u003e \u003c\/span\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #8a1300;\"\u003e\u003ca style=\"color: #8a1300; text-decoration: underline;\" href=\"https:\/\/www.hcctac.com\/pages\/contact-us\" target=\"_blank\"\u003eContact Us\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003efor more Information.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThis allows the aiming point to always be illuminated without the use of batteries. The tritium illuminates the aiming point in total darkness, and the fiber optic self-adjusts reticle brightness during daylight according to ambient light conditions. This allows the operator to keep both eyes open while engaging targets and maintaining maximum situational awareness. Designed to the exact specifications of the United States Marine Corps, the unique reticle pattern provides quick target acquisition at close combat ranges while providing enhanced target identification and hit probability out to 800 meters utilizing the Bullet Drop Compensator. No tools are needed for windage and elevation adjustments because the TA31RCO features external adjusters, making it waterproof up to 11m without the caps. Mounting bosses are integrated into the housing by the eyepiece to allow the easy addition of a Trijicon RMR® (not included).\u003c\/span\u003e \u003cbr\u003e              \u003cmeta charset=\"utf-8\"\u003e \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength x Width x Height\u003c\/strong\u003e: 5.98 in x 2 in x 2.3 in (151.89mm x 50.8mm x 58.42mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 14.9 oz. (422.41g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnification\u003c\/strong\u003e: 4x\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObjective Size\u003c\/strong\u003e: 32mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReticle Pattern\u003c\/strong\u003e: Chevron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDay Reticle Color\u003c\/strong\u003e: Red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNight Reticle Color\u003c\/strong\u003e: Red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBullet Drop Compensating (BDC)\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaliber\u003c\/strong\u003e: 0.223 (14.5 in. barrel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBindon Aiming Concept™ (BAC)\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIllumination Source\u003c\/strong\u003e: Fiber Optics \u0026amp; Tritium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Source\u003c\/strong\u003e: Fiber Optics \u0026amp; Tritium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEye Relief\u003c\/strong\u003e: 1.5 in. (38.1mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExit Pupil\u003c\/strong\u003e: 0.32 in. (8.13mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField of View (degrees)\u003c\/strong\u003e: 7°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField of View (feet)\u003c\/strong\u003e: 36.8 ft. @ 100 yds. (12.27m @ 100m)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount\u003c\/strong\u003e: Flattop Thumbscrew Mount (TA51)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material\u003c\/strong\u003e: Forged Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Matte Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubmersion Depth\u003c\/strong\u003e: -66 ft. (-20m)\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFEATURES:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eALWAYS ON, ALWAYS READY\u003c\/strong\u003e: Most ACOG® models are battery-free, featuring a tritium\/fiber optic illuminated reticle that automatically adjusts the brightness based on available light.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTAKE CONTROL\u003c\/strong\u003e: Several ACOG models are designed with a user-adjustable brightness setting powered by a single AA battery. The 3.5x35 LED and 4x32 LED models offer six adjustable brightness settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRUGGED, RELIABLE HOUSING DESIGN\u003c\/strong\u003e: Fixed-power design allows for minimal moving parts to create a nearly indestructible sighting system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e“BOTH EYES OPEN” DESIGN\u003c\/strong\u003e: “Both eyes open” shooting using Trijicon's Bindon Aiming Concept™ (BAC) feature allows for improved situational awareness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOUTSTANDING CLARITY\u003c\/strong\u003e: The quality of the glass and multi-coated lenses maximize light-gathering capabilities and clear field of view with zero distortion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEXACT TARGET DISTANCES \u0026amp; HOLDS\u003c\/strong\u003e: Most ACOG models feature a bullet drop compensating and target-ranging reticle for decisive aiming.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCOMBAT PROVEN\u003c\/strong\u003e: No other magnified optic has been used more in combat than the ACOG.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSHOCK-RESISTANT\u003c\/strong\u003e: Proven to withstand recoil from a .22LR to a .50BMG and everything in between. Easily passes U.S. Military drop test requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWATERPROOF\u003c\/strong\u003e: Exceptional waterproof performance that exceeds military standards. Dry nitrogen-filled to eliminate fogging. This optic is tested to withstand and perform in extreme cold and heat with dry-nitrogen filled housing that mitigates fogging.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINCLUDED:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThumbscrew Flattop Adapter (TA51)\u003c\/li\u003e\n\u003cli\u003eKillFlash Anti-Reflection Device (TA91)\u003c\/li\u003e\n\u003cli\u003eScopecoat (TA96)\u003c\/li\u003e\n\u003cli\u003eLENSPEN (TA56)\u003c\/li\u003e\n\u003cli\u003eLanyard Assembly for Adjuster Caps (TA71E)\u003c\/li\u003e\n\u003cli\u003eTrijicon Logo Sticker (PR15)\u003c\/li\u003e\n\u003cli\u003eRCO Manual\u003c\/li\u003e\n\u003cli\u003eWarranty Card\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Downloads\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1664\/1057\/files\/PML4036-1_Rev_3__ACOG_Family_Spec_Sheet_single_1469bb18-706a-4205-b850-33175cb982a1.pdf?v=1734099069\" rel=\"noopener\" target=\"_blank\"\u003eACOG Spec Sheet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1664\/1057\/files\/RCO_M4M150_Chevron_Reticle_Dimensions4x32_1b6539f7-e9c2-4600-9f6c-eea08ad793d3.pdf?v=1734099098\" target=\"_blank\"\u003eReticle Dimensions\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","published_at":"2024-12-18T21:40:22-05:00","created_at":"2024-12-13T09:08:41-05:00","vendor":"Trijicon","type":"Optics","tags":["EAR","ECCN 0A504.a","Fixed Mag.","Trijicon"],"price":145651,"price_min":145651,"price_max":145651,"available":true,"price_varies":false,"compare_at_price":195000,"compare_at_price_min":195000,"compare_at_price_max":195000,"compare_at_price_varies":false,"variants":[{"id":45396543111322,"title":"Black","option1":"Black","option2":null,"option3":null,"sku":"TRTA31RCO-M4CP","requires_shipping":true,"taxable":true,"featured_image":{"id":41435086258330,"product_id":8397110411418,"position":2,"created_at":"2024-12-13T09:18:06-05:00","updated_at":"2024-12-18T21:39:33-05:00","alt":"Black; Trijicon - ACOG® 4x32 USMC RCO Riflescope - HCC Tactical","width":960,"height":960,"src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.16.04.png?v=1734575973","variant_ids":[45396543111322]},"available":true,"name":"ACOG® 4x32 (USMC RCO) M4\/M4A1 - Black","public_title":"Black","options":["Black"],"price":145651,"weight":1252,"compare_at_price":195000,"inventory_quantity":18,"inventory_management":"shopify","inventory_policy":"deny","barcode":"743682769","featured_media":{"alt":"Black; Trijicon - ACOG® 4x32 USMC RCO Riflescope - HCC Tactical","id":33700962435226,"position":2,"preview_image":{"aspect_ratio":1.0,"height":960,"width":960,"src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.16.04.png?v=1734575973"}},"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.14.56.png?v=1734575973","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.16.04.png?v=1734575973","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.17.52.png?v=1734575973","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.14.24.png?v=1734575973","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.15.14.png?v=1734099505","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.15.28.png?v=1734099505","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.15.43.png?v=1734099505","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.16.19.png?v=1734099503","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.16.59.png?v=1734099503","\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.17.15.png?v=1734099503"],"featured_image":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.14.56.png?v=1734575973","options":["Color"],"media":[{"alt":"alt - Black; Trijicon - ACOG® 4x32 USMC RCO Riflescope - HCC Tactical","id":33700962304154,"position":1,"preview_image":{"aspect_ratio":1.0,"height":960,"width":960,"src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.14.56.png?v=1734575973"},"aspect_ratio":1.0,"height":960,"media_type":"image","src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.14.56.png?v=1734575973","width":960},{"alt":"Black; Trijicon - ACOG® 4x32 USMC RCO Riflescope - HCC Tactical","id":33700962435226,"position":2,"preview_image":{"aspect_ratio":1.0,"height":960,"width":960,"src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.16.04.png?v=1734575973"},"aspect_ratio":1.0,"height":960,"media_type":"image","src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.16.04.png?v=1734575973","width":960},{"alt":"Trijicon - ACOG® 4x32 USMC RCO Riflescope - reticle - HCC Tactical","id":33700962566298,"position":3,"preview_image":{"aspect_ratio":1.0,"height":954,"width":954,"src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.17.52.png?v=1734575973"},"aspect_ratio":1.0,"height":954,"media_type":"image","src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.17.52.png?v=1734575973","width":954},{"alt":"Trijicon - ACOG® 4x32 USMC RCO Riflescope - v2 - HCC Tactical","id":33700962271386,"position":4,"preview_image":{"aspect_ratio":1.0,"height":960,"width":960,"src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.14.24.png?v=1734575973"},"aspect_ratio":1.0,"height":960,"media_type":"image","src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.14.24.png?v=1734575973","width":960},{"alt":"Trijicon - ACOG® 4x32 USMC RCO Riflescope - v3 - HCC Tactical","id":33700962336922,"position":5,"preview_image":{"aspect_ratio":1.0,"height":958,"width":958,"src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.15.14.png?v=1734099505"},"aspect_ratio":1.0,"height":958,"media_type":"image","src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.15.14.png?v=1734099505","width":958},{"alt":"Trijicon - ACOG® 4x32 USMC RCO Riflescope - v4 - HCC Tactical","id":33700962369690,"position":6,"preview_image":{"aspect_ratio":1.0,"height":960,"width":960,"src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.15.28.png?v=1734099505"},"aspect_ratio":1.0,"height":960,"media_type":"image","src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.15.28.png?v=1734099505","width":960},{"alt":"Trijicon - ACOG® 4x32 USMC RCO Riflescope - v5 - HCC Tactical","id":33700962402458,"position":7,"preview_image":{"aspect_ratio":1.0,"height":958,"width":958,"src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.15.43.png?v=1734099505"},"aspect_ratio":1.0,"height":958,"media_type":"image","src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.15.43.png?v=1734099505","width":958},{"alt":"Trijicon - ACOG® 4x32 USMC RCO Riflescope - v6 - HCC Tactical","id":33700962467994,"position":8,"preview_image":{"aspect_ratio":1.0,"height":958,"width":958,"src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.16.19.png?v=1734099503"},"aspect_ratio":1.0,"height":958,"media_type":"image","src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.16.19.png?v=1734099503","width":958},{"alt":"Trijicon - ACOG® 4x32 USMC RCO Riflescope - v7 - HCC Tactical","id":33700962500762,"position":9,"preview_image":{"aspect_ratio":1.0,"height":956,"width":956,"src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.16.59.png?v=1734099503"},"aspect_ratio":1.0,"height":956,"media_type":"image","src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.16.59.png?v=1734099503","width":956},{"alt":"Trijicon - ACOG® 4x32 USMC RCO Riflescope - v8 - HCC Tactical","id":33700962533530,"position":10,"preview_image":{"aspect_ratio":1.0,"height":958,"width":958,"src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.17.15.png?v=1734099503"},"aspect_ratio":1.0,"height":958,"media_type":"image","src":"\/\/www.hcctac.com\/cdn\/shop\/files\/Screenshot2024-12-13at16.17.15.png?v=1734099503","width":958}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThe TA31RCO is an Advanced Combat Optical Gunsight (ACOG) designed for the M4 and M4A1 weapon system (14.5\" barrel). It incorporates dual illumination technology using a combination of fiber optics and self-luminous tritium. \u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis Product is subject to ITAR\/EAR Export Controls. Please visit our ITAR\/EAR page (\u003ca href=\"https:\/\/www.hcctac.com\/pages\/itar-ear-statement\" target=\"_blank\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #8a1300;\"\u003e\u003cspan style=\"text-decoration-style: initial; text-decoration-color: initial;\"\u003eclick here\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e) or\u003cspan\u003e \u003c\/span\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #8a1300;\"\u003e\u003ca style=\"color: #8a1300; text-decoration: underline;\" href=\"https:\/\/www.hcctac.com\/pages\/contact-us\" target=\"_blank\"\u003eContact Us\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003efor more Information.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThis allows the aiming point to always be illuminated without the use of batteries. The tritium illuminates the aiming point in total darkness, and the fiber optic self-adjusts reticle brightness during daylight according to ambient light conditions. This allows the operator to keep both eyes open while engaging targets and maintaining maximum situational awareness. Designed to the exact specifications of the United States Marine Corps, the unique reticle pattern provides quick target acquisition at close combat ranges while providing enhanced target identification and hit probability out to 800 meters utilizing the Bullet Drop Compensator. No tools are needed for windage and elevation adjustments because the TA31RCO features external adjusters, making it waterproof up to 11m without the caps. Mounting bosses are integrated into the housing by the eyepiece to allow the easy addition of a Trijicon RMR® (not included).\u003c\/span\u003e \u003cbr\u003e              \u003cmeta charset=\"utf-8\"\u003e \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength x Width x Height\u003c\/strong\u003e: 5.98 in x 2 in x 2.3 in (151.89mm x 50.8mm x 58.42mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 14.9 oz. (422.41g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnification\u003c\/strong\u003e: 4x\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObjective Size\u003c\/strong\u003e: 32mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReticle Pattern\u003c\/strong\u003e: Chevron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDay Reticle Color\u003c\/strong\u003e: Red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNight Reticle Color\u003c\/strong\u003e: Red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBullet Drop Compensating (BDC)\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaliber\u003c\/strong\u003e: 0.223 (14.5 in. barrel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBindon Aiming Concept™ (BAC)\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIllumination Source\u003c\/strong\u003e: Fiber Optics \u0026amp; Tritium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Source\u003c\/strong\u003e: Fiber Optics \u0026amp; Tritium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEye Relief\u003c\/strong\u003e: 1.5 in. (38.1mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExit Pupil\u003c\/strong\u003e: 0.32 in. (8.13mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField of View (degrees)\u003c\/strong\u003e: 7°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField of View (feet)\u003c\/strong\u003e: 36.8 ft. @ 100 yds. (12.27m @ 100m)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount\u003c\/strong\u003e: Flattop Thumbscrew Mount (TA51)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material\u003c\/strong\u003e: Forged Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Matte Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubmersion Depth\u003c\/strong\u003e: -66 ft. (-20m)\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFEATURES:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eALWAYS ON, ALWAYS READY\u003c\/strong\u003e: Most ACOG® models are battery-free, featuring a tritium\/fiber optic illuminated reticle that automatically adjusts the brightness based on available light.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTAKE CONTROL\u003c\/strong\u003e: Several ACOG models are designed with a user-adjustable brightness setting powered by a single AA battery. The 3.5x35 LED and 4x32 LED models offer six adjustable brightness settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRUGGED, RELIABLE HOUSING DESIGN\u003c\/strong\u003e: Fixed-power design allows for minimal moving parts to create a nearly indestructible sighting system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e“BOTH EYES OPEN” DESIGN\u003c\/strong\u003e: “Both eyes open” shooting using Trijicon's Bindon Aiming Concept™ (BAC) feature allows for improved situational awareness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOUTSTANDING CLARITY\u003c\/strong\u003e: The quality of the glass and multi-coated lenses maximize light-gathering capabilities and clear field of view with zero distortion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEXACT TARGET DISTANCES \u0026amp; HOLDS\u003c\/strong\u003e: Most ACOG models feature a bullet drop compensating and target-ranging reticle for decisive aiming.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCOMBAT PROVEN\u003c\/strong\u003e: No other magnified optic has been used more in combat than the ACOG.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSHOCK-RESISTANT\u003c\/strong\u003e: Proven to withstand recoil from a .22LR to a .50BMG and everything in between. Easily passes U.S. Military drop test requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWATERPROOF\u003c\/strong\u003e: Exceptional waterproof performance that exceeds military standards. Dry nitrogen-filled to eliminate fogging. This optic is tested to withstand and perform in extreme cold and heat with dry-nitrogen filled housing that mitigates fogging.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINCLUDED:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThumbscrew Flattop Adapter (TA51)\u003c\/li\u003e\n\u003cli\u003eKillFlash Anti-Reflection Device (TA91)\u003c\/li\u003e\n\u003cli\u003eScopecoat (TA96)\u003c\/li\u003e\n\u003cli\u003eLENSPEN (TA56)\u003c\/li\u003e\n\u003cli\u003eLanyard Assembly for Adjuster Caps (TA71E)\u003c\/li\u003e\n\u003cli\u003eTrijicon Logo Sticker (PR15)\u003c\/li\u003e\n\u003cli\u003eRCO Manual\u003c\/li\u003e\n\u003cli\u003eWarranty Card\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Downloads\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1664\/1057\/files\/PML4036-1_Rev_3__ACOG_Family_Spec_Sheet_single_1469bb18-706a-4205-b850-33175cb982a1.pdf?v=1734099069\" rel=\"noopener\" target=\"_blank\"\u003eACOG Spec Sheet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1664\/1057\/files\/RCO_M4M150_Chevron_Reticle_Dimensions4x32_1b6539f7-e9c2-4600-9f6c-eea08ad793d3.pdf?v=1734099098\" target=\"_blank\"\u003eReticle Dimensions\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e"}