BCM Low Profile Gas Block for AR15" M16" M4" M4A1 for .750 barrels.
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:
- Color: Black
- Description: .750
- Manufacturer Part #: BCM-LGB-750
- Subcategory: Long Gun Parts
- Type: Gas Block