Description
The MBUS (Magpul® Back-Up Sight) is color injection molded, folding back-up sight. The dual aperture MBUS Rear Sight is adjustable for windage and fits most 1913 Picatinny rail equipped weapons, but is specifically tailored to the AR15/M16 platform. Made in U.S.A. E.A.R. Export Administration Regulations Controlled Product.
