Trijicon ACOG 3.5x35 Rifle Scope .308 Horseshoe Reticle TA11H

Trijicon
MPN:
TA11H-308
UPC:
719307302570
$1,328.69
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The Trijicon ACOG 3.5x35 with HS .308 reticle and TA51 mount is a battle-proven fixed-power riflescope engineered for precision engagement and rapid target acquisition in any lighting condition — from bright daylight to complete darkness.

  • 3.5x magnification optimized for mid-range precision and close-quarters versatility
  • Horseshoe (.308-calibrated) reticle provides intuitive bullet drop compensation out to 800m
  • Dual-illumination system uses fiber optics and tritium — no batteries required
  • Aircraft-grade aluminum alloy housing withstands hard use and harsh environments
  • Includes TA51 flattop mount for direct Picatinny/MIL-STD-1913 rail attachment
  • Both-eyes-open design enables superior situational awareness during dynamic engagements

Who This Is For

The Trijicon ACOG 3.5x35 HS .308 is purpose-built for serious .308/7.62x51mm shooters — including hunters, competitive marksmen, and defensive rifle owners — who demand a zero-battery, always-ready optic that excels from room distance out to several hundred meters. It's an ideal upgrade for AR-10, DPMS, SR-25, and similar .308 platforms running a standard Picatinny rail.

Trijicon ACOG 3.5x35 HS .308 riflescope with TA51 mount – left side view Trijicon ACOG 3.5x35 HS .308 – reticle and ocular lens detail

Specifications

ModelTA11H-308 with TA51 Mount
Magnification3.5x
Objective Lens Diameter35mm
ReticleHorseshoe (.308 / 7.62x51mm BDC)
IlluminationDual — Fiber Optic & Tritium (battery-free)
Eye Relief1.5 in (38mm)
Field of View30.0 ft @ 100 yds
Click Value1/2 MOA
Length8.0 in (203mm)
Weight (with mount)14.0 oz (397g)
Housing MaterialForged 7075-T6 Aluminum Alloy
Mount IncludedTA51 Flattop (Picatinny/MIL-STD-1913)
Made inUSA

Frequently Asked Questions

Is this ACOG compatible with my .308 AR-10 or DPMS-pattern rifle?

Yes. The Trijicon ACOG 3.5x35 HS .308 (TA11H-308) is specifically calibrated for .308 Winchester / 7.62x51mm NATO cartridges and ships with the TA51 flattop mount, which attaches directly to any standard Picatinny (MIL-STD-1913) rail. It is compatible with AR-10, DPMS, SR-25, SCAR 17, and similar .308 platforms without additional adapters.

Does this ACOG require batteries to illuminate the reticle?

No batteries are required. The ACOG uses a patented dual-illumination system: a fiber optic collector automatically adjusts reticle brightness in daylight conditions, while a tritium phosphor lamp provides hands-free illumination in low-light and no-light environments. This makes the optic always operational regardless of battery availability.

What does the Horseshoe (HS) reticle offer compared to a standard crosshair?

The Horseshoe reticle features a bold open-circle aiming point at center — fast to acquire under stress — combined with calibrated stadia lines below for bullet drop compensation (BDC) out to approximately 800 meters with .308 Win / 7.62x51mm ammunition. It also supports ranging estimation for man-sized targets, making it significantly more versatile than a traditional duplex or mil-dot reticle for real-world field use.