Rugged Construction:
Forged 7075-T6 aircraft aluminum alloy housing

Flat-Top Mount:
Mounting system is dedicated to Mil-Std 1913 Picatinny rails

USMC Rifle Combat Optic (RCO)
The RCO (Rifle Combat Optic) is designed for the M16M4 with a 14.5" barrel. Included in the package are a specialized thumb-screw and a Tenebraex killFlash ARD (Anti Reflective Device)

Dual Illumination Red USMC Reticle Calibrated for 5.56 NATO:
This self-illuminated reticle features fine stadia at 3, 6, and 9 o'clock. An illuminated chevron indicates your point of aim. Hash-marks on the 6 o'clock stadia provide hold-over points for long-range target acquisition. Hash-marks on the horizontal stadia provide hold-off points for windage correction. Trijicon's proprietary tritium/fiber-optics based illumination technology provides the chevron with a brilliant red glow under low-light conditions.

Includes:
Trijicon 4x32 ACOG USMC Rifle Combat Optic Riflescope
Adjuster Cap Lanyard
Limited Lifetime Warranty