ProMag

The ProMag Sig Sauer P226 .40 SW 50 Round Drum Black Polymer Mag is a 50 round drum magazine that fits the Sig Sauer P226 .40 Smith and Wesson. It ...

ProMag magazines are designed utilizing both traditional stamping and welding of heat-treated high carbon steel, and modern precision injection mol...

ProMag magazines are made in the USA and backed by a lifetime guarantee against manufacturers defects. Magazine springs are precision wound using h...

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 Wess...

The ProMag SW MP40 .40 SW 50 Round Drum Black Polymer Magazine is a 50 round drum magazine that features the Smith and Wesson MP40 and .40 Smith an...