Give yourself the advantage of superior firepower with the ProMag® AR-10 .308 / 7.62x51 50-Round Drum Magazine. The over-molded stamped steel feed lips and magazine catch ensure a snug, wobble-free fit, while the DuPont® Zytel™ polymer body delivers exceptional durability and boasts aggressive texturing for speedy reloads and a sure grip—even with sweaty or gloved hands. A heat-treated chrome silicon wire internal spring eliminates binding, ensuring the injection-molded polymer follower operates flawlessly for reliable feeding. Backed by ProMag's lifetime warranty. Order now! Made in USA.