ProMag Smith & Wesson Shield Plus 9mm 30-Round Drum Magazine

This is a 30-round Smith and Wesson M&P Shield Plus 9mm drum magazine from ProMag.Featuring a heat-treated steel upper tower with a durable DuPont Zytel polymer drum, this ProMag Shield Plus drum magazine is built for lasting performance and corrosion resistance in harsh and demanding conditions.Additionally, the fast-loading ratcheting mechanism offers intuitive, frustration-free loading of all 30 rounds, while the polymer drum boasts aggressive texturing for a non-slip grip and speedy reloads.