ProMag Ruger SR9 9mm 50 Round Drum Black Polymer Magazine

The ProMag Ruger SR9 9mm 50 Round Drum Black Polymer Magazine is a 50 round drum magazine that fits the Ruger SR9 9mm. It features and injection molded magazine follower and the magazine spring is formed from heat treated chrome silicon wire. ProMag's magazines are proudly made in the USA.