Outfit your Heckler & Koch HK45 with quality OEM and aftermarket parts and components to ensure reliable function with every shot.

The HK45 uses an HK proprietary O-ring barrel for precise barrel-to-slide lockup and optimal accuracy. HK45 barrels are made using the famous HK cold-hammer forging process for superior performance.

Get your Heckler & Koch Model HK45 parts, accessories and more with Numrich Gun Parts Corp.. America’s leading pistol parts supplier.

HK Hammer for full size USPs chambered in 9mm and .40S&W, .45ACP and USP Compact 9mm, .40S&W, .357SIG and .45ACP. models with trigger variants V1, V2, V3, V4, V9, V10. Will also fit HK45.

The HK45 Tactical has a proprietary internal mechanical recoil reduction system that employs a flat recoil spring in tandem with a polymer bushing sleeve to reduce the recoil forces effecting the operator and the weapon, improving shooter control …

Upgrade your HK45, HK45 Tactical, or HK45 CT with our selection of Triggers, Magazines, and Barrels. Personalize your pistol with custom Grips, Optic Plates, and various small parts tailored for the HK45 series.

Heckler and Koch USP / HK 45 Compact Bobbed Hammer, Complete. Constructed from a black finished steel and manufactured in Germany, this OEM part from HK is designed for H&K USP, USP Compact HK 45 & HK 45 Compact pistol models chambered in either 9mm, .40 S&W, .357 SIG or .45 ACP.

Feb 5, 2014 · I have been told by HKCS that the hammer in both HK45 and HK45c is the Match hammer without the stamped S on the left side. See this post for details. I have seen conflicting reports about the nickel-plated flat sear spring in HK45/HK45c.

Nov 12, 2018 · Hello fellow HK forum enthusiast, I have a 2012 HK USP 45 Compact V1 that has the bobbed hammer and I want to change it out to the spur hammer. I have been searching on line and all the usual vendors are out of stock.