DESCRIPTION
Di-Optic Apertures improve sight acquisition speed, increases accuracy out to 550m. Aircraft aluminum 6061 & stainless steel. Hardened T6 aircraft aluminum construction with stainless steel components. Fits all M4, M16, AR15, AR10 variants and other firearms that have a flat top receiver or removable carry handle·. A permanent rail mounted alternative to a standard A2 rear sight or carry handle