BCM LOW PRO GAS BLOCK .625″ ID
$49.95
For use on AR-15, M16, M4 and M4A1
Phosphate finished machine steel
Barrel ID honed after finish per USGI TDP
Set screw mounting
.625″ ID
In stock
BCM Low Profile Gas Block for AR15, M16, M4, M4A1 for .625 barrels.