Trijicon ACOG 4x32 USMC Rifle Combat Optic TA31RCO-A4CP 100226 is tailored for high-performance use in military settings. With a 4x magnification and a 32mm objective lens, this riflescope delivers sharp clarity and precision for medium-range engagements. The illuminated red chevron reticle employs fiber optics and tritium, providing visibility in various lighting without batteries. This dual-illumination technology automatically adjusts reticle brightness based on ambient light, enabling swift target acquisition and enhancing situational awareness.
Constructed from forged aluminum, the ACOG is designed for durability and reliability, featuring shockproof and fogproof capabilities. It includes a TA51 mount for seamless installation on M16A4 weapon systems with 20" barrels. The fixed parallax and external windage and elevation adjusters ensure robust waterproof performance, effective up to 11 meters. This optic is ideal for military personnel, law enforcement, and civilian shooters who need a rugged, dependable sight for AR-15 style rifles or similar platforms.
Key Features:
- DUAL ILLUMINATION TECHNOLOGY: Combines fiber optics and tritium for battery-free, always-on reticle illumination that adjusts to ambient light conditions.
- COMBAT-PROVEN DESIGN: Specifically engineered for the USMC's M16A4 weapon system, offering reliability and performance in demanding environments.
- ENHANCED TARGET ACQUISITION: Red chevron reticle provides quick target acquisition at close ranges and improved hit probability up to 800 meters.
- DURABLE CONSTRUCTION: Forged aluminum housing ensures shockproof and fogproof performance in harsh conditions.
- WATERPROOF CAPABILITY: External adjusters for windage and elevation contribute to waterproof performance up to 11 meters without caps.
- VERSATILE MOUNTING: Includes TA51 mount for easy installation on MIL-STD-1913 rails, with integrated mounting bosses for optional RMR attachment.
- OPTIMAL MAGNIFICATION: 4x magnification offers an ideal balance between close-quarters awareness and medium-range precision.
- CLEAR OPTICS: 32mm objective lens and 8.1mm exit pupil provide a bright, clear sight picture with a generous field of view.
Technical Specifications
| Specification | Detail |
|---|---|
| SKU / MPN | 100226 |
| UPC | 719307302068 |
| Magnification | 4x |
| Objective Lens Diameter | 32mm |
| Reticle | Red Chevron |
| Illumination | Fiber Optics / Tritium |
| Weight | 15.8 oz |
| Length | 6.7" |
| Eye Relief | 1.5" |
| Exit Pupil | 8.1 mm |
| Field of View | 7° (36.8 ft @ 100 yards) |
| Adjustment Click Value | 2 clicks/inch @ 100 yards |
| Parallax | Fixed |
| Finish | Matte Black |
| Housing Material | Forged Aluminum |
| Waterproof | Up to 11 meters |
| Mount Included | TA51 Mount |
What's in the Box?
- TA51 Mount
- Lens Covers
- User Manual
Customer Reviews
“The ACOG has changed my shooting experience completely. The clarity is unmatched, even in low light.”
“Rugged and reliable, this optic has performed flawlessly in the field. Worth every penny.”
“Easy to mount and zero in. The illuminated reticle is fantastic for quick target acquisition.”
FAQ
What kind of maintenance does the Trijicon ACOG require? The ACOG is designed for minimal maintenance. Regularly check for dirt or debris on the optics and clean with a microfiber cloth as needed. The rugged design minimizes the risk of damage, but routine inspections are recommended.
How does this ACOG compare to other optics in its class? The ACOG stands out due to its dual illumination system, which allows for visibility in varying light conditions without batteries. Its durable construction and combat-proven design further enhance its reliability over some competing models.
Is this optic suitable for civilian use? Yes, while originally designed for military applications, the Trijicon ACOG is popular among civilian shooters for its precision and durability, making it ideal for tactical use, sport shooting, and hunting.
Similar Models
Looking for more options in combat optics? Explore our full range of Trijicon products, including the Trijicon ACOG 3.5x35 for versatile magnification and the Trijicon VCOG 1-6x24 for a high-performance variable optic. Check out our complete collection to find the right optic for your needs.
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