.936 Bull Barrel 5.56/.223 Low Profile Slant Nose Picatiiny Rail Top and Bottom Gas Block
Low profile aluminum .936 gas block, with 1913/picatinny-style rail, permits mounting iron sights, flashlights or laser aiming devices. Fit on .936" heavy bull barrels. Locks solidly to barrel with dual set screws.WILL NOT fit regular .750 barrel