Spike's Micro Gas Block .625 W/scrws Spike's Micro Gas Block .625 W/scrws Spike's Micro Gas Block .625 W/scrwsHigh quality low-profile AR-15 double set screw gas block. Made of Billet Steel and Black Nitride Coated.
Features :
- ".625";"Black Nitride Coating,
- Solid Billet Steel