This is a ProMag Ruger SR9 magazine with a 17-round capacity.
For the best value in spare Ruger SR9 magazines, ProMag has got you covered. This magazine combines durable construction and affordable cost to create the perfect practice or range magazine.
Crafted from heat-treated steel, injection-molded low-friction polymer, and chrome silicon wire springs, this magazine was built to last. A black oxide surface finish provides a sleek, low-profile aesthetic and enhances corrosion resistance.