ProMag magazines are designed utilizing both traditional stamping and welding of heat-treated high carbon steel” and modern precision injection molding of mil-spec polymer compounds. Every ProMag magazine is backed by a lifetime guarantee against manufacturer’s defects. Made in USA
65-round drum magazine
Fits AR-15 5.56mm rifles
Over molded stamped steel feed lips and magazine catch
Magazine body constructed of a proprietary DuPont Zytel based polymer
Injection molded follower
Magazine spring formed from heat treated chrome silicon wire
Made in USA
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