The mbus (magpul back-up sight) is a low-cost, polymer, 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.Spring-loaded flip up sight easily activated from either side or by pressing the top release.Protective wings shield the spring-locking a2 front sight post.Provides the same height over bore as standard a2 sights.1.6 moa (1.886"/100m) per click with 14.5" sight radius.1.2 moa (1.367"/100m) per click with 20.0" sight radius.Cannot be mounted to a railed gas block due to excess heat issues.Front mbus must be mounted to a railed fore end on the same plane as the receiver rail.Because of this the sight is also not compatible with moe hand guards.Made in the usa.
Type: Front
Frame Material: Polymer
Frame Color: Gray
Firearm Fit: AR-15
Base Configuration: Picatinny Rail
Style: Folding Back Up Sight
Elevation Adjustment: 1.60 MOA/ 1.20 MOA
Firearm Type: AR Platform
Type: Front
Frame Material: Polymer
Frame Color: Gray
Firearm Fit: AR-15
Base Configuration: Picatinny Rail
Style: Folding Back Up Sight
Elevation Adjustment: 1.60 MOA/ 1.20 MOA
Firearm Type: AR Platform
