Go from close quarters combat to long distance targeting instantly using this Trijicon 4x32 ACOG Rifle Scope w/ Colt Knob Thumbscrew Mount and Red Dot RMR. These Fixed Power Rifle Scopes designed by Trijicon use fiber optics and tritium for a bright aiming point that's easily viewable in any lighting conditions. This Trijicon 4x32 Illuminated ACOG Rifle Scope/Red Dot RMR is housed in forged aluminum for premium durability that boasts lightweight properties. Quickly acquire targets with the mounted Red Dot RMR.