~1.6 MOA (1.886"/100m) per click with a 14.5" sight radius

~1.2 MOA (1.367"/100m) per click with a 20" sight radius

Impact resistant polymer construction

Spring-loaded flip up sight

Detent and spring pressure keeps sight deployed

Compatible with most Picatinny railed handguards

Provides the same height-over-bore as standard A2 irons

Protective wings shield the spring-locking A2 front sight post

Elevation adjustment tool included

Height - Stowed: ~0.51”

Length - Stowed: 2.6”

Length - Deployed: 1.5”

Weight: 1.2 oz

The Magpul Back-Up Sight is a low-cost, color injection molded, folding back-up sight. Specifically tailored to the AR-15/M16 platform, the MBUS Front Sight is adjustable for elevation and fits most 1913 Picatinny-railed handguards.Magpul continues to grow and develop based on innovation, simplicity, and efficiency. At Magpul, mission driven requirements inform their product design, materials, and manufacturing, focusing on efficiency without sacrificing quality or performance.