Magpul MBUS 3 Back-Up Front Sight for Picatinny Rails – Flip Up, Black (MAG1166-BLK)

• Magpul MBUS 3 front back-up sight designed for MIL-STD-1913 Picatinny rails
• Spring loaded flip-up design with ambidextrous push-button deployment for rapid use
• Tool-less elevation adjustment and dual width enhanced front sight post for precision
• Folds to 0.44 inch height and measures 1.15 inch wide at widest point
• Impact resistant polymer construction provides lightweight durable performance for rifle sights
• Deploys to standard AR height and clamps to most Picatinny rail systems

The Magpul Industries MBUS 3 Front Sight is a rifle front sight designed for use as a back-up aiming solution on firearms with Picatinny rails. This rifle front sight mounts to MIL-STD-1913 Picatinny rails and features a spring-loaded flip-up design with tool-less elevation adjustment. The Magpul Industries MBUS 3 Front Sight measures approximately 0.44 inches high when folded and 1.15 inches wide at its widest point.

The sight is constructed from impact-resistant polymer and deploys using an ambidextrous push-button mechanism. It includes a dual width front sight post and aligns to standard AR-height when deployed. This product is used for sighting applications in range use and field carry. In normal operation, the sight folds compactly when not in use and can be quickly deployed to provide a consistent front sight reference.