Promag Ruger SR40 .40S&W 50-Round Drum Magazine

The ProMag® Ruger® SR40 .40 S&W 50-Round Drum Magazine is an affordable aftermarket tactical magazine, specifically engineered for volume target shooters and free state tactical shooters. Constructed of a durable DuPont® Zytel™ polymer, this high-capacity drum magazine features a heat-treated steel upper for a precise fit and finish. The polymer drum delivers exceptional durability and boasts aggressive texturing for speedy reloads and a non-slip grip. Plus, the heat-treated chrome silicon wire internal spring eliminates binding, ensuring the injection-molded polymer follower operates flawlessly for reliable feeding. To top it off, this high-capacity drum magazine is backed by ProMag’s renowned lifetime warranty for lasting, reliable field service you can truly depend on. Don’t wait; order yours today! Made in USA.