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.
Specifications
| Features | Drum housing constructed of a proprietary DuPont Zytel based polymer; Magazine upper tower has full length steel internal insert stamped and welded like the factory magazine; Injection molded magazine follower; Magazine spring formed from heat treated stainless steel; Made in USA |
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