BCM low profile gas block for AR15, M16, M4, M4A1. Machined out of steel, with phosphate finish for .750" barrels with set screws.
/globalassets/10000/ce/l_10001421
How to Install AR-Rifle Gas Blocks - Firearms News
Cosmetic Blem BCM® Low Profile Gas Block (.750)
Gas Blocks – American Bump Stock Company
BCM Low Profile Gas Block .750, Black
Centurion Arms Low Profile Gas Block
Solgw Gas Block .750 V2-RPLSOLGWGB750V2
ODIN .750 LOW PROFILE ADJ GAS BLOCK - Wright Arms
Bravo Company Products - Oakland Tactical
Best Adjustable Gas Blocks [Complete Guide] - Pew Pew Tactical
AT3™ Low Profile Micro Steel Gas Block, AR-15 Parts
Clamp Style Low Profile Gas Block - Bore Diameter .750