The Magpul Industries MBUS Back-Up Sight - Rear GEN 2 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 the USA.
Features- Position Rear
- Height above rail, stowed ~0.55 in.
- Platform AR10, AR15, M4, M16, M110, SR25
- Weight, w/ hardware 30 g
- Other Specs
- Center of aperture to top of rail: 1.41 in.
SPRING-LOADED FLIP UP SIGHT- Spring-loaded flip up sight easily activated from either side or by pressing the top
- 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
IMPACT-RESISTANT POLYMER CONSTRUCTION- Polymer construction provides light weight and resists operational abuse
DETENT AND SPRING PRESSURE KEEPS SIGHT ERECT- Detent and spring pressure keeps sight erect but allows for unobstructed folding under impact, etc.
CLAMPS TO MOST MIL-STD-1913 PICATINNY RAILS- Clamps to MIL-STD-1913 Picatinny/STANAG 4694 receiver rail and provides the same height-over-bore as standard A2 irons
Specifications- Position: Rear
- Height: above rail, stowed ~0.51 in.
- Length: deployed 1.5 in.
- Length: stowed 2.6 in.
- Weight: w/ hardware 1.3 oz.
- Center of aperture to top of rail: 1.42 in.
Windage Adjustment- 0.7 MOA (0.754"/100m) per click with a 14.5" sight radius
- 0.5 MOA (0.547"/100m) per click with a 20" sight radius