Lightweight, impact-resistant polymer construction
Spring-loaded flip-up A2 sight
Adjustable for elevation
Fits most 1913 Picatinny rails
Specially designed for the AR-15/M16
The new MBUS (Magpul Back-Up Sight) GEN 2 Front Sight is a low-cost, color injection molded, folding back-up sight. Made from lightweight, impact-resistant polymer. Spring-loaded flip-up sight with ambidextrous activation. Protective wings shield the spring-locking A2 front sight. Adjustable for elevation and fits most 1913 Picatinny-railed hand guards. Specifically tailored to the AR15/M16 platform. Weighs only 1.2 oz. Not compatible with MOE hand guards.