ProMag Magazine, 40 S&W, 50 Round Drum, Fits Sig P229, Polymer, Black

The ProMagA(R) Sig SauerA(R) P229 .40 S&W 50-Round Drum Magazine is an American-made drum magazine, engineered to deliver superior stopping power and exceptional reliability when it matters most. Featuring a heat-treated steel upper tower with a durable DuPontA(R) Zytel(TM) polymer drum, this affordable high-capacity magazine offers factory-like feeding performance and speedy reloads in virtually any tactical or target shooting application. A fast-loading ratcheting mechanism delivers intuitive, frustration-free reloads, while the polymer drum delivers exceptional durability and boasts aggressive texturing for speedy reloads and a non-slip grip. If that's not enough, the heat-treated chrome silicon wire spring and injection-molded polymer follower work together to deliver flawless operation for reliable feeding and consistent field service while on the move. Better yet, this ProMag drum magazine is backed by ProMag's legendary lifetime replacement warranty! Made in USA.