The Heckler & Koch USP45 Compact Tactical Barrel (H&K part number 226347) is a factory-correct, 4.46-inch replacement barrel chambered in .45 ACP, built specifically for the USP45 Compact Tactical model. As a genuine H&K part, it matches the fit and headspacing of the original barrel it replaces, giving Compact Tactical owners a reliable path to a factory-spec barrel swap rather than an aftermarket guess.

Key Specifications

• Chambered for .45 ACP.
• Barrel length is 4.46 inches.
• Built specifically for the HK USP45 Compact Tactical.
• It is a factory-correct H&K replacement barrel, matching original fit and headspacing.

Frequently Asked Questions

What pistol does this barrel fit? It is built specifically for the HK USP45 Compact Tactical.

Is this a genuine H&K part? Yes, it is a factory-correct Heckler & Koch replacement barrel.

What caliber is this barrel chambered in? It is chambered in .45 ACP.

Buy the HK USP45 Compact Tactical Barrel

Replace a worn or damaged USP45 Compact Tactical barrel with a genuine factory H&K part rather than an aftermarket guess. Browse more of our handgun barrels selection and order from our Lubbock, Texas gun shop for direct shipping as soon as it is ready to send.