Trijicon ACOG RCO 4x32 Scope – Red Chevron M4 Reticle

The Trijicon ACOG RCO 4x32 is a fixed 4x magnification combat optic designed for M4/AR-15 platforms. The red chevron reticle is optimized for 5.56 NATO with bullet drop compensation (BDC) out to 800 meters, providing rapid target acquisition and holdover accuracy for mid-range engagements. Dual-illumination combines fiber optics and tritium for reticle visibility in any light condition without batteries.

The RCO features Trijicon's legendary durability with aircraft-aluminum housing, waterproof to 100 meters, and shock-resistant construction proven in military service. The 32mm objective lens delivers excellent light transmission and edge clarity. The TA31 model mounts via a flat-top Picatinny rail with the included Thumb Screw Mount, offering quick attachment and return-to-zero reliability. Designed for hard use in combat, law enforcement, and serious defensive applications.

• Type: Fixed Power Scope
• Magnification: 4x
• Objective Lens: 32mm
• Reticle: Red Chevron with BDC (M4/5.56 NATO)
• Turret Adjustment: None (BDC reticle-based holdovers)
• Field of View: 28.9 feet at 100 yards
• Eye Relief: 1.5 inches
• Tube Diameter: N/A (integral housing)
• Mounting Footprint: Picatinny rail (Thumb Screw Mount included)
• Waterproof/Fogproof: Waterproof to 100 meters, nitrogen-purged
• Weight: 9.9 oz
• Illumination: Dual-illuminated (fiber optic and tritium), no batteries required