This ProMag 40-round replacement magazine is designed for use with H&K MP5 and compatible PTR9 platform rifles. It provides increased capacity for range use, training, and competition while maintaining a compact profile. The magazine uses DuPont Zytel polymer construction and reinforced feed lips to resist corrosion and wear in routine field use.
Key Specifications
- Compatible with H&K MP5 and PTR9 platforms.
- Designed for 9mm Luger cartridges.
- The magazine holds 40 rounds.
- The body is made from DuPont Zytel polymer for impact resistance and corrosion resistance.
- The follower is an injection-molded DuPont Zytel polymer component for smooth feeding.
- The spring is a high-tensile chrome silicon wire design to maintain consistent follower tension.
- Presented in a black polymer finish.
- Made in USA.
- Backed by a ProMag lifetime warranty.
Durable materials and a proven spring-and-follower arrangement make this magazine a straightforward choice for shooters needing reliable higher-capacity feeding for practice and competitive use. Its polymer construction keeps weight low while reinforced feed lips and a quality spring help ensure consistent performance over extended use.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.




