ProMag 12-round magazine for Heckler & Koch USP Full Size pistols in .45 ACP. Heat-treated blued steel construction with polymer follower and chrome-silicon springs for reliable feeding.
This 12-round magazine is purpose-built for the Heckler & Koch USP Full Size pistol chambered in .45 ACP. ProMag has engineered a reliable, durable magazine that meets the demands of serious shooters.
Magazine Body: Heat-treated blued steel provides corrosion resistance and durability for years of service.
Follower: Constructed from a proprietary DuPont Zytel-based polymer engineered for longevity and consistent performance.
Springs: Heat-treated chrome-silicon wire springs ensure smooth, reliable feeding and extended service life.
The combination of premium materials and heat-treatment processes delivers the feeding reliability you need when it matters most. The polymer follower glides smoothly over the spring, reducing friction and promoting consistent round advancement.
ProMag manufactures this magazine domestically, maintaining quality control and supporting American manufacturing.
Whether you're building backup magazine capacity or replacing worn components, this ProMag magazine delivers the reliability and durability .45 ACP shooters expect.