ProMag Polymer Pistol Magazine Smith & Wesson M&P40 .40 S&W 50-Round Black DRM-A64-50RD. The follower is injection molded and the magazine spring formed from heat treated chrome silicon wire. Specifications for ProMag Polymer Smith & Wesson M&P40...
ProMag Polymer Pistol Magazine Smith & Wesson M&P40 .40 S&W 50-Round Black DRM-A64-50RD. The follower is injection molded and the magazine spring formed from heat treated chrome silicon wire. Specifications for ProMag Polymer Smith & Wesson M&P40...