What sets the M4 RAS aside from other 2-piece quad rails that you can buy is the fact it securely locks into the rifle’s barrel nut by way of a clamp and screw arrangement, making it an incredibly good Basis upon which to mount tactical add-ons. In the early phases https://knightsarmamentquadrail62693.elbloglibre.com/29464569/details-fiction-and-kac-ras-m4