THE ULTIMATE GUIDE TO KNIGHTS ARMAMENT M4 QUAD RAIL

What sets the M4 RAS besides other 2-piece quad rails on the market is the fact it securely locks towards the rifle’s barrel nut by using a clamp and screw arrangement, which makes it a very strong Basis on which to mount tactical accessories. Contains 3 KAC eleven Rib Rail Panels. For other rib panel lengths and colours, Simply click hereInstall