The ProMag FN Five Seven IOM USG 5.7X28MM 55 Rd Drum-FDE is a 55 round drum magazine that fits the FN Five-seveN USG 5.7x28mm pistol. The magazine body is constructed of a proprietary DuPont Zytel...
The ProMag AR-15 5.56mm 65 Round Drum Flat Dark Earth Polymer is a 65 round drum magazine that fits AR-15 5.56mm rounds. It features over molded stamped steel feed lips and magazine catch, injection...