Magpul MBUS Pro Rear Sight for Picatinny Rails Flip-Up – Steel Construction, Black (MAG276-BLK)

• MBUS PRO rear sight designed for rifles with 1913 Picatinny rail mounting.
• All-steel construction provides durability with case hardening and Melonite QOQ finish.
• Flip-up rear sight includes windage adjustment knob requiring no tools for changes.
• Dual aperture design provides rear sight alignment for Picatinny rail equipped rifles.
• Designed to stow low while maintaining standard AR sight height when deployed.
• Corrosion resistant steel construction supports use on rail-height gas blocks.

The Magpul Industries MBUS PRO Rear Sight MAG276-BLK is a rifle sight designed for providing a durable rear aiming solution. This rear sight mounts to Picatinny rails and deploys using a flip-up mechanism.

The Magpul Industries MBUS PRO Rear Sight MAG276-BLK features all-steel construction with a case-hardened Melonite QPQ finish for corrosion resistance in field use. It includes a no-tool windage adjustment knob and dual aperture configuration for alignment control. This model fits most 1913 Picatinny rail systems, including rail-height gas blocks, and is compatible with AR15 and M16 platforms. The low-profile design folds flat when not in use and maintains standard AR sight height when deployed. In typical setups, the Magpul Industries MBUS PRO Rear Sight MAG276-BLK functions as a steel rear iron sight for rifles requiring a compact backup aiming component.