ProMag RM40 Rollermag AR-15 Magazine .223 Rem./5.56 NATO 40-Rounds

ProMag RM40 Rollermag Features These magazines were designed for professional shooters and law enforcement personnel whose lives depend on a perfect shot every time. Expertly machined for exceptional quality and guaranteed to feed and function for every shot. ProMag magazines include a lifetime guarantee if you ever have a problem with their magazines; simply return them to ProMag for replacement. When you need a cost effective aftermarket replacement mag that you know you can count on you ne