KNIGHTS ARMAMENT M4 QUAD RAIL CAN BE FUN FOR ANYONE

The IBN system permits the rail itself to act because the barrel nut when torqued onto the rifle, fully removing the necessity for a independent metal barrel nut. M-LOK extras might be mounted anyplace together the URX 4?s length, rendering it One of the more person configurable patterns in the marketplace.?Set up was uncomplicated and simple, grea