Upgrade your Heckler & Koch USP full-size .40 S&W pistol with the factory replacement magazine featuring a generous 16-round capacity. Crafted from high-quality polymer, this magazine offers lightweight durability and reliability. Designed for compatibility with the Jet Funnel magazine well, it extends beyond the pistol grip for enhanced handling and quick reloads. For pistols without the Jet Funnel kit, the magazine still functions seamlessly with its standard floor plate. Manufactured to exacting standards of Heckler & Koch, this magazine ensures optimal performance and a perfect fit, maintaining the same rigorous specifications and materials as the original equipment. Whether for duty use or range sessions, rely on this magazine for exceptional operation every time.