This AR Detachable Carry Handle by Aim Sports is made with aircraft-grade aluminum and attaches to most Weaver/Picatinny 1913 rails. It features dual apertures and the classic A2 design with windage and elevation adjustments. This carry handle is 6.9" long and weighs 9.3 oz.Mounting directly to a flat top receiver, this carry handle and A2 rear sight gives your AR-15 the classic, functional look. Features: Black anodized aircraft grade aluminum Attaches to most Weaver/Picatinny 1913 rails Classic A2 design with windage and elevation adjustments Dual aperture 0.65 MOA on M4 type rifles 0.49 MOA on A4 type rifles