ProMag 40 Round .223 Rem/5.56 Magazine, Black - RM40

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 need a ProMag! Made from Technapolymer with an anti tilt roller follower and anti fatigue chrome silicon spring for flawless operation. The anti tilt roller follower will provide reliable feeding and the anti fatigue spring will work even after being preloaded and stored for up to 6 years! ProMag RM40 Rollermag Specifications Brand: ProMag Category: Magazines Caliber: .223 Rem. 5.56 NATO Capacity: 40 Rounds Color Black Material: DuPont Zytel Polymer Firearm Fit: AR-15 Style: Detachable with Roller Follower