INDICATORS ON KNIGHTS ARMAMENT M4 QUAD RAIL YOU SHOULD KNOW

What sets the M4 RAS in addition to other two-piece quad rails out there is it securely locks into the rifle’s barrel nut by using a clamp and screw arrangement, which makes it a really stable foundation upon which to mount tactical extras. Contains 3 KAC 11 Rib Rail Panels. For other rib panel lengths and colours, Just click hereThe complete cap