Machined from steel and black nitrided for durability.this steel gas block lets you adjust the amount of gas flow, so you can tune gas output for reliable extraction and ejection with different ammo typesits under free-float handguards on .750″ O.D. barrels. 2 set screws secure block to barrel.
All required installation hardware is included.
- 1 x stainless adjustment screw
- 1 x stainless locking screw
- 2 x set screws
- 2 x hex keys
- 2 x roll pins