This Detachable AR-15 M16 A2 rear sight assembly is a solid backup sight that fits on all picatinny rails found on DPMS, Colt and Bushmaster M4, AR-15, M16 style rifles. The Complete A2 sight assembly with dual apertures has windage and elevation adjustment with integral picatinny mounting deck and fits all AR flat tops. Large Steel Thumb Nut And Steel Rail Clamp For Posotive Secure Attachment To Your Upper Receiver. Compact Enough, Where You Will Still Be Able To Mount A Red-Dot/ Reflex/ Holographic Optic On Your Ar-15 Upper Receiver. Made From High Quality Aluminum And Steel. Limited Lifetime Warranty.
Fits Any Colt AR15 M4 M16 Standard Flat Top Also ArmaLite, Rock River Arms, Olympic Arms, Bushmaster, DPMS, FN Manufacturing, Knights Armament, Smith and Wesson M&P15I, M&P15 and more
