Product: Magpul Industries Usa Mbus Generation Ii Backup Sights Front & Rear Set
Brand: Generic
Color: Black
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 most any MIL-STD-1913 Picatinny/STANAG 4694 railed hand guard and provides the same height-over-bore as standard A2 irons 
Protective wings shield the dual, same plane flip apertures & spring-locking A2 front sight post 
Elevation adjustment tool included, but most aftermarket A2 front sight adjustment tools may be used as well
Detent knob easily and positively adjusts windage

 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.

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.

MBUS - Rear Gen 2
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.
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 most any MIL-STD-1913 Picatinny/STANAG 4694 railed hand guard and provides the same height-over-bore as standard A2 irons
Protective wings shield the dual, same plane flip apertures & spring-locking A2 front sight post

Search query: ar15 parts and accessories
Relevance: Substitute

Search query: magpul grips
Relevance: Complement