The MBUS Front Sight is adjustable for elevation and fits most 1913 Picatinny-rails. Made in U.S.A.
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.Features- 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 most any MIL-STD-1913 Picatinny/STANAG 4694 railed hand guard and provides the same height-over-bore as standard A2 irons and protective wings shield the spring-locking A2 front sight post. Includes elevation adjustment tool, but most aftermarket A2 front sight adjustment tools may be used. *NOTE : 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.
The MBUS Front Sight is adjustable for elevation and fits most 1913 Picatinny-rails. Made in U.S.A. Made by Magpul so you know it is very high quality and user friendly.
Look at these features - Impact resistant polymer construction provides light weight and resists 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.
NEW Features for GEN 2 - Reduced size for greater compatibility, Spring-locking front sight post holds consistent elevation
SPECS
Additional
MBUS Front Gen 2
Weight, w/ hardware: 1.2 oz.
Height above rail, stowed: ~0.51 in.
Length, stowed: 2.6 in.
Length, deployed: 1.5 in.