FEATURES:
- 18-round magazine
- Fits Glock® Model 17, 19, and 26 9mm
- Magazine body constructed of a proprietary DuPont™ Zytel® based polymer
- Magazine body has full length steel internal insert stamped and welded like the factory magazine
- Injection molded magazine follower
- Spring is made from heat treated Chrome-silicon wire
- Made in USA
ProMag magazines are made in the USA and backed by a lifetime guarantee against manufacturer's defects. Magazine springs are precision wound using heat-treated chrome silicon wire and each and every step of the assembly process is checked and double checked in order to maintain the same consistent level of quality.