The Magpul MBUS (Magpul Back-Up Sight) Front is a low-cost, injection-molded polymer folding back-up sight tailored to the AR-15/M16 platform. It adjusts for elevation, fits most 1913 Picatinny-railed handguards and gives the same height over bore as standard A2 sights. It must be mounted on a railed fore end in the same plane as the receiver rail.
Features
- Spring-Loaded: Deploys from either side or by pressing the top release
- Protected Post: Wings shield the spring-locking A2 front sight post
- A2 Height: Same height over bore as standard A2 sights
- Adjustment: 1.6 MOA per click with a 14.5″ sight radius; 1.2 MOA with a 20″ sight radius
- Mounting Limits: Not for railed gas blocks (heat) and not compatible with MOE Hand Guards
- Made in the USA: Per the distributor description
Specifications
- Manufacturer Part Number: MAG247-GRY
- UPC: 873750011486
- Mount: 1913 Picatinny railed handguard, same plane as receiver rail
- Fits: AR-15/M16
- Material: Polymer
- Color: Stealth Gray









