ProMag Springfield XD-40 .40 SW 50 Round Drum Black Poly Mag

The ProMag Springfield XD-40 .40 SW 50 Round Drum Black Poly Mag is a 50 round drum magazine that fits the Springfield XD-40 and .40 Smith and Wesson. It features an 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.