PRO MAG AR15 5.56 BLK 15RD

ProMags Rollermag 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 roller follower for maximum friction reduction. This magazine is built with our ANTI-FATIGUE chrome silicon springs so you can keep them loaded and stashed for up to 6 years without worry. Specifications: - Fits: AR-15 - Caliber: 5.56mm NATO/.223 - Capacity: 15 Rounds - Material: Polymer - Follower: Anti-Tilt Roller - Color: Black.