Magpul Industries MBUS Back-Up Rear Sight Gen 2 Fits Picatinny Rails Flat Dark Earth Finish Flip Up MAG248-FDE

The MBUS (Magpul Back-Up Sight) is a low-cost, 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.



Features :

- Impact resistant polymer construction provides light weight and resists operational abuse

- Spring-loaded flip up sight easily activated from either side or by pressing the top

- Detent and spring pressure keeps sight erect but allows for unobstructed folding under impact, etc.

- Clamps to MIL-STD-1913 Picatinny/STANAG 4694 receiver rail and provides the same height-over-bore as standard A2 irons

- Protective wings shield the dual, same plane flip apertures

- Sight can still be folded with either large or small aperture in position

- Detent knob easily and positively adjusts windage



Specifications :

- Weight, w/ hardware: 1.3 oz.

- Height above rail, stowed: ~0.51 in.

- Center of aperture to top of rail: 1.42 in.

- Length, stowed: 2.6 in.

- Length, deployed: 1.5 in.