ProMag Standard 20rd 308 Win Fits AR-10 Black DuPont Zytel Polymer DPMA3

This magazine fits AR-308 / .308 Cal AR-type rifles using LR-308 (DPMS) or SR-25 pattern magazines. It has a body constructed of a DuPont Zytel based polymer. Additional components include an injection molded magazine follower and a spring formed from heat treated chrome silicon wire. Does not fit rifles using the Armalite pattern magazines. Fits AR-308 / .308 Cal AR-type rifles using LR-308 (DPMS) or SR-25 pattern magazine;Body constructed of a DuPont Zytel based polymer;Injection molded magazine follower;Spring formed from heat treated chrome silicon wire;Does not fit rifles using the Armalite pattern magazines Manufacturer Part Number: DPMA3