The new MBUS (Magpul Back-Up Sight) GEN 2 is a low-cost, color injection molded, folding back-up sight.

The MBUS Front Sight is adjustable for elevation and fits most Picatinny-railed hand guard equipped weapons, but is specifically tailored to the
AR-15 / M16 / M4 platform.

NOTE: This is for the front sight only. The MBUS rear sight is sold separately.

Made in U.S.A.