INDICATORS ON KNIGHTS ARMAMENT M4 QUAD RAIL YOU SHOULD KNOW

The IBN process makes it possible for the rail by itself to act as the barrel nut when torqued onto the rifle, entirely eliminating the need for the different metal barrel nut. M-LOK accessories could be mounted any where along the URX four?s duration, which makes it The most consumer configurable layouts available on the market.?Knight’s Armamen