Magpul MBUS Folding Rear Back-Up Sight for AR-15/M16 – FDE

Keep your AR-15 or M16 mission-ready with the Magpul MBUS (Back-Up Sight) Folding Rear Sight in Flat Dark Earth (FDE). Engineered specifically for the AR-15/M16 platform, this color injection-molded folding sight offers a reliable, low-profile back-up sighting solution without breaking the bank.

The MBUS Rear Sight features a dual aperture design for versatile target acquisition at varying distances, and is fully adjustable for windage to help you zero with confidence. When not in use, the sight folds flat to keep your rail clear for optics or other accessories. Compatible with most MIL-STD-1913 Picatinny rail-equipped firearms, the MBUS snaps up quickly and locks securely into position when you need it most.

Proud to be Made in the USA, the Magpul MBUS is a trusted standard in back-up iron sights for AR-platform shooters, military personnel, and law enforcement professionals alike. At VanTon Arms, we offer competitive pricing and fast nationwide shipping so you can gear up without delay.

Order online today and add the Magpul MBUS FDE Rear Sight to your build with confidence.