Product Description
AVAILABILITY:
This product is available for in-store purchase or pick up only
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