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 | 50-round Drum Magazine; Constructed of a Proprietary DuPont Zytel Based Polymer; Blue Steel Upper Magazine Tower; Injection Molded Magazine Follower; Magazine Spring Formed from Heat Treated Chrome Silicon Wire |
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