Precision Reflex Picatinny Railed Gas Block .875 Diameter Black 03-875-04. This gas block weighs 2.5oz. The block locks into place with 2 crossbolts the same as our original gas block front sight. The rail height from barrel center line is 1.328...
Precision Reflex Picatinny Railed Gas Block .875 Diameter Black 03-875-04. This gas block weighs 2.5oz. The block locks into place with 2 crossbolts the same as our original gas block front sight. The rail height from barrel center line is 1.328...