ProMag RM10 Rollermag AR-15 Magazine, 10rds
This reinvents the wheel by adding them to an anti tilt follower, in a technapolymer magazine body. Experience a smooth, anti tilt rolling feed with the revolutionary RollerFollower for maximum friction reduction. The magazine is built with anti fatigue chrome silicon springs, so you can keep them loaded and stashed for up to six years without worry. This model has a 10 round 223 Rem/5.56 NATO capacity.