H&K HK45 V1 DA/SA .45 ACP 4.46 in 10rd

The Heckler & Koch HK45 V1 is a full-size service pistol designed around the .45 ACP cartridge and built with user-focused ergonomics. It features a polymer frame with interchangeable backstraps, a serrated steel slide and an integral accessory rail. The V1 configuration uses a DA/SA trigger with a frame-mounted safety/decocking lever and ships with two 10-round magazines.

Key Specifications

• Chambered in .45 ACP.
• The barrel measures 4.46 inches.
• The magazine capacity is 10 rounds.
• Two 10-round magazines are included.
• The frame is made of polymer.
• Overall length is 8.03 inches.
• Weight with empty magazine is approximately 31.2 oz.
• Action type is Double/Single Action (V1 DA/SA).
• Sights are fixed night sights.
• Includes an integral Picatinny rail for accessories.

The HK45 V1 combines familiar controls and modular ergonomics in a platform intended for duty, range use, and defensive applications where a full-size .45 ACP pistol is desired. Its polymer frame, user-adjustable backstraps and accessory rail allow practical configuration for standard operational roles, while the DA/SA V1 trigger arrangement provides a traditional manual safety/decocking interface. This configuration is appropriate for shooters seeking a robust, service-oriented pistol with spare magazines included.