Trijicon's technologically advanced Reflex sights offer shooters the perfect combination of speed and precision under virtually any lighting conditions. The Trijicon advantage includes: A bright aiming point in low light, no or bright light Quick target acquisition and pinpoint accuracy Big sight picture and realistic color Built to be tough Designed for both-eyes-open shooting SPECS Magnification 1x Objective Size 42 Bullet Drop Compensator No Length (In) 4.9 Weight (oz) 8.2 w/out mount Illumination SourceFiber Optics & Tritium Reticle Pattern 4.5 MOA Dot Day Reticle Color Amber Night Reticle Color Amber Bindon Aiming Concept No Adjustment @ 100 yards (clicks/in) 1 Mount TA51 Mount Comes With Flattop Mounting Adapter Housing Material Cast A356-T6 Aluminum The Reflex also includes:1 Flattop Mounting Adapter (TA51)1 LENSPEN (TA56)1 Trijicon Logo Sticker (PR15)1 Reflex Manual1 Warranty Card ApplicationsLaw Enforcement carbines, rifles, shotguns and submachine guns