BCM Low Profile Gas Block for AR15" M16" M4" M4A1 for .625 barrels.
Features :
Features :
- For use on AR-15, M16, M4 and M4A1
- Phosphate finished machine steel
- Barrel ID honed after finish per USGI TDP
- Set screw mounting
Specifications:
| Type | Gas Block |
| Description | .625 |
