- The MBUS (Magpul Back-Up Sight) is a low-cost, color injection molded folding back-up sight.
- The MBUS Front Sight is adjustable for elevation and fits most 1913 Picatinny rails, but is tailored to the AR15/M16 platform.
- Specifications MBUS - Front Gen 2
- Weigh, w/ hardware: 1.2 oz.
- Height above rail, stowed: -0.51 in.
- Center of aperture to top of rail: 1.42 in.
- Length, stowed: 2.6 in. - Length, deployed: 1.5 in
- Made in U.S.A.
NOTE: Cannot be mounted to a railed gas block due to excess heat issues. Front MBUS must be mounted to a railed foreend on the same plane as the receiver rail.