THE DEFINITIVE GUIDE TO KAC RAS RAIL

What sets the M4 RAS other than other two-piece quad rails out there is the fact it securely locks towards the rifle’s barrel nut by means of a clamp and screw arrangement, making it an exceedingly reliable Basis upon which to mount tactical components. Includes 3 KAC eleven Rib Rail Panels. For other rib panel lengths and colors, Click the linkI