Magpul MBUS 3 Rear Sight - Black

Featuring high-strength polymer construction with steel hardware, the MagpulA(R) MBUSA(R) 3 Rear Sight features a convenient low-profile design, sitting at a low 0.55" height when folded and at 1.38" in width for dependable service with or without cowitnessing optics. The spring-loaded design with ambidextrous push-button controls offers lightning-fast deployment while on the move and allows the sight to quickly fold down and out of the way when not in use. Plus, this sight comes equipped with positive detents to keep the MBUS at standard AR sight height when deployed for intuitive target acquisition and consistent field service you can truly depend on when it matters most. To top it off, this high-performance rear sight system offers quick installation on any Picatinny rail-equipped long gun. Includes all installation hardware. Made in USA.