THE ULTIMATE GUIDE TO KNIGHTS ARMAMENT M4 QUAD RAIL

The IBN process will allow the rail by itself to act as the barrel nut when torqued on to the rifle, totally removing the necessity to get a individual steel barrel nut. M-LOK accessories may be mounted any where alongside the URX four?s length, making it Among the most user configurable models that you can buy.?Over the remaining during the graphi