Bcm Low Profile Gas Block(.625 Bbl)

BCM Low Profile Gas Block for AR15" M16" M4" M4A1 for .750 barrels.Features :For use on AR-15, M16, M4 and M4A1Phosphate finished machine steelBarrel ID honed after finish per USGI TDPSet screw...

.625" Low profile gas block. Includes installation screws.Features :4140 Chrome Moly SteelLow ProfileIncludes Installation Screws

Fine tune your ARs gas system with a Bootleg, Inc. Low Profile Gas Block! Regulate your ARs gas from the initial combustion back to the bolt carrier group, helping your rifle cycle quickly and...

The Midwest Industries low profile gas block will fit under most commercially available hand guards.Features :4140 SteelLow Profile Design.750 Diameter

Aero Precision Low Profile Adjustable Gas Block, Fits Ar15 With Nitride Finish, Black Aprh101614c