ProMag Ruger Security-9 9mm 50-Round Polymer Drum Magazine

The ProMagA(R) RugerA(R) Security-9 9mm 50-Round Polymer Drum Magazine is an aftermarket magazine designed to provide maximum firepower for your Ruger Security-9 9mm pistol. This drum magazine features a blue steel upper magazine tower for added durability with a proprietary DuPont(TM) ZytelA(R) polymer body for long-lasting strength and dependability at the range. The injection-molded polymer follower and heat-treated stainless steel spring combine to provide the smoothest, and most reliable fe