What sets the M4 RAS aside from other 2-piece quad rails available is it securely locks towards the rifle’s barrel nut by way of a clamp and screw arrangement, making it an exceptionally strong Basis on which to mount tactical equipment. Incorporates 3 KAC eleven Rib Rail Panels. For other https://knightsarmamentm4quadrail42852.answerblogs.com/26755974/the-2-minute-rule-for-knights-armament-m4-quad-rail