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.
- 50-round drum magazine
- Fits the Glock® Model 22/23 .40 S&W pistols
- 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
