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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. This ProMag Drum Magazine is constructed out of DuPont Zytel based polyer and the upper tower has full length steel internal insert stamped and welded like the factory magazine.
Specifications and Features:
- 50-round drum magazine
- Fits AR-308 / .308 Cal AR type rifles using LR-308 (DPMS) or SR-25 pattern magazines
- Magazine body constructed of a proprietary DuPont Zytel based polymer
- Magazine spring formed from heat treated chrome silicon wire
- Injection molded magazine follower
- Does not fit rifles using Armalite pattern magazines
- Made in USA
Fits:
- AR-308 / .308 Cal AR type rifles using LR-308 (DPMS) or SR-25 pattern magazines
