Out of stock
WARNING
You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box.
Ships within 1-2 business days.
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.
An elevation adjustment tool is included but most aftermarket A2 front sight adjustment tools may be used as well.
Made in the USA.
