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Questions & Answers
Is this guaranteed to be a genuine, new in box, Trijicon product, in the original factory packaging? I have to ask due to all the the fakes for sale. Expert Answer

Yes, these products are genuine Trijicon products that come directly from Trijicon.

by Armando R., Gear Expert, August 23, 2019
what is the warranty, will it fit on Bushmaster M-4 and clear front sight Expert Answer

This has a limited lifetime warranty. It will fit on any flat-top AR-style rifle, and is high enough to put the standard A2 height front iron sight at lower 1/3rd co-witness.

by Ethan C., Gear Expert, December 23, 2017
Customer Reviews
Helpful Positive Review Slightly used ACOG not what I paid for by Dan, August 23, 2023
It may be a used and returned ACOG but it has obvious wear markings and blemish’s that I doubt came from the factory. I’m disappointed and dissatisfied. This thing is over a grand I paid for new optic not slightly used. The windage and elevation has...
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7/8 found this helpful
Helpful Positive Review I get it now… by Mike Trainowski, Verified Owner, August 31, 2024
So for the longest time I had been running a knock off, “gun show special” ACOG on my SBR. Well I finally decided to pull the trigger and get a real ACOG, and wow. As the title says, I get it now, the difference in price, I mean. The glass is so clea...
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2/2 found this helpful
Helpful Positive Review Buy once, cry once. :D by Legacy Reviewer, Verified Owner, December 4, 2011
Great scope and the horseshoe design is genius. Doesn't cover up your target. Once dialed in( easy with the durable dials that click with each turn) this is how my day went: Me, "firing at the 300 yard target" Spotter," Hit." Me, "now the 400yd ...
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70/71 found this helpful
Helpful Positive Review Indescribable? by JZ, May 21, 2020
I put this ACOG on a S.C.A.R. 16S. It immediately brought a balance to the rifle and good looks. I had been looking for a period correct scope for this Rifle and the ACOG was the only sensible option. The horseshoe recticle is what I think to be the ...
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13/13 found this helpful
Helpful Positive Review Awesome Sight by Jamie Chartraw, Verified Owner, September 30, 2021
I purchased the Trijicon Acog for my AR-15 with a 16" barrel. Don't buy this Sight if you can't shoot with both eyes open. If you can it's perfect. I also went ahead and put a Trijicon red dot on the Acog. You really can't put iron sights on with the...
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9/15 found this helpful
Helpful Positive Review Absolute game changer by El Donzo, December 26, 2021
There is a reason these scopes are trusted throughout the US military. After mounting and sighting in on my M4, I felt refreshed that the ACOG lived up to it’s reputation. Zeroing in was simple, target acquisition is quick, and the reticle is pheno...
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13/14 found this helpful
Read All 44 Reviews

Best Rated Product

Our customers have spoken – this is one of the best rated products in the Rifle Scopes & Accessories category! See more best rated Rifle Scopes & Accessories products
Reticle: Illuminated Green TA31H-G Horseshoe Illumination Color: Green Finish: Matte Color: Black Weight: 9.9 ozAdjustment Click Value: 1/2 MOAAdjustment Type: MOA Illumination Type: Fiber Optics/Tritium Condition: New

Code: TJ-RS-TA31H-G

MPN: TA31H-G

UPC: 719307303027

List: $1,617.00Save 26%
$1,189.99

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Trijicon 4x32 Trijicon Dual Illuminated ACOG Rifle Scope TA31H-G
Atlas Bipods Atlas 5 H Bipod-Lever with Custom ADM Lever, Black, BT35-LW17
List: $2,121.95Save 20%$1,694.94
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Help support American manufacturing! Marked models of this product have gone through rigorous review and been certified by the manufacturer as Made in the USA.

Product Info for Trijicon ACOG 4x32 Rifle Scope w/ Green Horseshoe Target Reference System Reticle

The Trijicon ACOG 4x32 Rifle Scope w/ Green Horseshoe Reticle includes a Flattop Ta-51 Adapter. It also features dual illumination, fiber optics provides daylight illumination and tritium which illuminates reticle at night. The ranging reticle is calibrated for 5.56(.223 cal) flattop rifles out to 800 meters. The Trijicon ACOG 4x32 Scope w/ TA51 Mount is a rugged, dependable aiming Rifle Scope system that provides a distinct aiming point in all environments without having to rely on failure-prone batteries. This Trijicon ACOG TA31H-G Green Dot Scope with dual-illuminated reticles, are powered by Trijicon's patented fiber optics and tritium technology, because the last thing you want to worry about in the midst of a midnight skirmish is your Trijicon ACOG 4x32 Illuminated Sight failing you.image

Specifications for Trijicon ACOG 4x32 Rifle Scope w/ Green Horseshoe Target Reference System Reticle:

Manufacturer: Trijicon
Objective Lens Diameter: 32 mm
Magnification: 4 x
Reticle: Illuminated Green TA31H-G Horseshoe
Exit Pupil: 8 mm
Illumination Color: Green
Finish: Matte
Field of View, Linear: 36.8 ft at 100 yds
Field of View, Angle: 7 degrees
Eye Relief: 1.5 in
Color: Black
Weight: 9.9 oz
Adjustment Click Value: 1/2 MOA
Length: 5.8 in
Adjustment Type: MOA
Illumination Type: Fiber Optics/Tritium
Fabric/Material: Forged Aluminum
Shockproof: Yes
Fogproof: Yes
Package Type: Polymer Hard Case
Magnification Type: Fixed
Condition: New
Country of Origin: USA
Housing/Frame Material: Forged Aluminum
Attachment Type: TA51

Features of Trijicon ACOG 4x32 Rifle Scope w/ Green Horseshoe Target Reference System Reticle:

  • 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 both 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.

Package Contents:

  • Trijicon ACOG 4x32 Rifle Scope w/ Green Horseshoe Target Reference System Reticle
  • Thumbscrew Flattop Adapter (TA51)
  • 4x32 Scopecoat (TA64)
  • LENSPEN (TA56)
  • Lanyard Assembly for Adjuster Caps (TA71E)
  • Trijicon Logo Sticker (PR15)
  • ACOG Manual
  • Warranty Card

Trijicon ACOG 4x32 Rifle Scope w/ Green Horseshoe Target Reference System Reticle Orderable Models

List of Orderable Models

Trijicon 4x32 Trijicon Dual Illuminated ACOG Rifle Scope TA31H-G , MPN: TA31H-G , UPC: 719307303027 , Code: TJ-RS-TA31H-G

Trijicon ACOG 4x32 Rifle Scope w/ Green Horseshoe Target Reference System Reticle Unavailable & Discontinued Models

List of Unorderable Models

Trijicon 4x32 Trijicon Dual Illuminated ACOG Rifle Scope TA31H-G , MPN: TA31H-G-DEMO , Code: TJ-RS-TA31H-G-DEMO
Trijicon 4x32 Trijicon Dual Illuminated ACOG Rifle Scope TA31H-G, FREE Gerber Multi-Plier , MPN: TA31H-G-KIT , Code: TJ-RS-TA31H-G-KIT

Legacy Reviews were written prior to the latest upgrade of our Review System. During the data transfer we were unable to preserve nicknames, authors, or helpful scores for older reviews. For this reason, we have declared the author for all reviews created in the old system as "Legacy Reviewer". In addition, due to different content standards,we want to make sure our valued customers know these reviews had lesser requirements than reviews written today do.

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