Description
The Magpul MBUS (Magpul Back-Up Sight) Rear Sight Gen 2 is a folding polymer back-up sight designed for 1913 Picatinny-rail equipped long guns and specifically tailored to the AR-15/M16 family. It features a dual-aperture configuration and positive windage adjustment for simple, repeatable alignment. The sight deploys via a spring-loaded flip mechanism and includes protective wings around the apertures.
Key Specifications
- The product type is a rear back-up sight for long guns.
- The frame material is polymer for reduced weight.
- The finish and frame color are black.
- The sight is fit for AR-15 platforms and is tailored to AR-15/M16 weapons.
- The base configuration mounts to a 1913 Picatinny rail.
- The design uses a dual aperture rear sight with protective wings to shield the apertures.
- Windage adjustment is 0.7 MOA per click with a 14.5-inch sight radius and 0.5 MOA per click with a 20-inch sight radius, depending on sight radius.
- The folding mechanism is spring-loaded and can be deployed from either side.
- The sight is made in the USA.
Compact, lightweight, and engineered for straightforward deployment, the MBUS Rear Sight Gen 2 offers practical backup aiming capability without adding unnecessary bulk. Its durable polymer construction and Picatinny compatibility make it a reliable choice for shooters who want a simple, serviceable secondary sight that integrates cleanly with AR-15 setups.
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