FAB Defense FXFRBS Folding Back-Up Sights AR-15/M4

Enhance your shooting precision with the FAB Defense FXFRBS Folding Back-Up Sights, expertly crafted for AR-15, M4, and M16 platforms. Designed for reliability, these low-profile sights feature a durable polymer and metal construction. The ergonomic, angel-wing-shaped front shroud ensures optimal image centering, while the dual aperture rear sight allows for quick adjustments in varying light conditions. Easily mountable on any 1913 Picatinny rail, these sights are perfect as primary or supplemental aids.