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ProMag RM-40: ProMag's 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 RollerFollower for maximum friction reduction. The magazine is built with ProMag's anti-fatigue chrome silicon springs, so you can keep them loaded and stashed for up to six years without worry.
This model has a 40-round 223 Rem/5.56 NATO capacity.
ProMags new Rollermag reinvents the wheel by adding them to an anti-tilt follower, in a black Technapolymer magazine body. Experience a smooth, anti-tilt rolling feed with the revolutionary Roller Follower for maximum friction reduction. 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.
40 round capacity, Lifetime manufacturer's warranty
Features and Specifications: