ProMag DRMA1 AR10 308 Win,7.62x51mm NATO AR-308,SR25 50rd Black Drum

Made in the USA, this drum AR-308 magazine is constructed of DuPont Zytel polymer with an injection molded mag follower, stamped steel feed lips and mag catch, and heat-treated stainless steel mag spring. NOTE: This model does not fit rifles using Armalite pattern magazines.