FAB Defense OPMOD Rear Polymer Flip-up Rear Sight Grey

FAB Defense OPMOD Rear Polymer Flip-up Rear Sight can serve as your rifle's primary or backup sight. It features an ergonomic winged shroud to center the image with any front sight and works with a matching front back-up sight for precise aiming. The sight deploys with an instant spring-locked mechanism that won't slip or deform. It can be adjusted for windage and elevation and sits close to the bore axis for a low profile and faster target acquisition. It includes dual apertures (3 mm for longer eye relief and 1.5 mm for shorter eye relief) each instantly selectable. Material is polymer with metal components. Color: Grey. Compatible with AR-15, M4, M16; Mounting orientation: Top Mounted; Sight Position: Rear. Specs: Height 14 mm; Length 52 mm. Package contents: FAB Defense OPMOD Rear Polymer Flip-up Rear Sight.