Promag Polymer Drum Magazine Ar-308 .308 Win. 50 Rd.

This drum magazine has a body constructed of proprietary DuPont Zytel based polymer. It features over molded stamped steel feed lips and magazine catch. Additional components include an injection molded magazine follower and a heat treated stainless steel magazine spring. Does not fit rifles using Armalite pattern magazines.

Features:Fits most AR-308 / .308 Cal AR type rifles using LR-308 (DPMS) or SR-25 pattern magazine;Over molded stamped steel feed lips and magazine catch;Magazine body constructed of a proprietary DuPont Zytel based polymer;Injection molded magazine follower;Does not fit rifles using Armalite pattern magazines