NcStar 4x32 Compact Scope-3 Rail Sighting System with P4 Sniper Weaver Mount (SC3RSP432B), Black Multi coated lenses. One piece 34mm anodized aluminum tube - EYE RELIEF (in) 3.1 - EXIT PUPIL(MM) 7 - RETICLE: P4-Sniper Quick focus eyepiece - N.W(OZ.)21.7 - LENGTH (in) 6.89 - CLICK VALUE : 1/4 MOA. EXTERIOR FINISH: MATTE BLACK. The unique sighting system mount that encompasses the fixed 4 power 32mm scope allows the shooter to mount many different accessories directly to the scope for quick and easy access. 4X32 COMPACT SCOPE/3 RAIL SIGHTING SYSTEM P4 SNIPER/BLUE/WEAVER MOUNT.Open Target Turrets. Fully Multi-coated Lens. The SC3RS432B 3-RAIL SIGHTING SYSTEM is a new generation of modular tactical sighting systems Fits virtually any Weaver and Picatinny rails, making it possible to fit onto a wide variety of firearms. Manufactured from aircraft quality anodized aluminum.