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-railed hand guards, but is specifically tailored to the AR15 / M16 platform. Does not come with an elevation adjustment tool, but most aftermarket A2 front sight adjustment tools may be used.

Made in the USA. Part Number: MAG247

Please note: these do not come in their original packaging but are original and in Magpul factory new condition.