Trijicon ACOG 4x32mm USMC Rifle Combat Optic Scope - Dual Illuminated Ballistic Chevron - Red

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Trijicon ACOG 4x32mm USMC Rifle Combat Optic Scope - Dual Illuminated Ballistic Chevron - Red - Optic - view 1
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Trijicon

Overview

The Trijicon ACOG 4x32mm USMC Rifle Combat Optic is a fixed power prism scope designed for quick target acquisition and enhanced accuracy at distance, featuring a red BDC reticle that allows for precise aiming. With a magnification of 4X and a generous exit pupil diameter of 8.00 mm, this optic provides a clear sight picture and comfortable eye relief of 1.50 inches, making it suitable for various shooting positions. Commonly found on builds utilizing a pistol gas system in .223 Wylde caliber, this optic is ideal for shooters looking for rugged reliability and effective performance in dynamic environments.

Specifications

MPNTA31RCO-A4CP
ColorRed
ReticleBDC
Night Vision CompatibleNon-Compatible
Magnification4x
Optic Tube DiameterNot Applicable
IlluminatedYes
Eye Relief1.50 in
Exit Pupil Diameter8.00 mm
Moa Adjustment1/2 MOA
Scope TypeFixed
Objective Diameter32mm

Available Merchants(3)

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MidwayUSA
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$1,309.99
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Sportsmans Outdoor Superstore
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$1,349.99
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KY Gun Company
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$1,413.75

October 2026 on GunPartPicker

Trijicon ACOG 4x32mm USMC Rifle Combat Optic Scope - Dual Illuminated Ballistic Chevron - Red ranked #48 of the 220 optics builders added on GunPartPicker in October 2026. Builders have added it to their builds on GunPartPicker. Since April 2026, it ranks #56 of the 587 optics builders have added. Builds with this optic are mostly chambered in 5.56 NATO (67%, then .223 Wylde 28%), split between carbine-length (40%) and mid-length (40%) gas systems, and mostly AR-15 (91%, then AR-10 9%).

Today none of the 3 retailers we track has it in stock right now. Listed prices start at $1,309.99 at MidwayUSA for when it comes back.

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Frequently Built With

The part most often added in each category by the builds that include this one

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

90.9%
AR-1590.9%
AR-109.1%

Caliber

66.7%
5.56 NATO66.7%
.223 Wylde27.8%
.308 Win5.6%

Gas System

40%
Carbine40%
Mid-Length40%
Rifle20%

Builds Featuring This Part

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Builds in the community that include the Trijicon ACOG 4x32mm USMC Rifle Combat Optic Scope - Dual Illuminated Ballistic Chevron - Red

BuildPartsTotal
SBR 16" 5.56 build
SBR 16" 5.56
34$4847.74
as my EDC rifle 12.5" build
as my EDC rifle 12.5"
25$2957.30
Franklin armory 11.5" 5.56 build
Franklin armory 11.5" 5.56
36$18617.07

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