Magpul MBUS Sight - Rear Black MFG # MAG248 UPC # 873750004358
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.
- Impact resistant polymer construction provides lightweight 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 adjustments windage
- Weight with Hardware: 1.3oz
- Height Above Rail, Stowed: ~0.51"
- Center of Aperture to Top of Rail: 1.42"
- Length, Stowed: 2.6"
- Length, Deployed: 1.5"
- ~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