The Heckler & Koch HK45 V1 is a semi-automatic handgun built for range use, duty applications, and home defense. The design emphasizes ergonomics and reliability while offering features useful to shooters seeking a robust 45 ACP pistol.

The HK45 V1 combines a cold-hammer-forged, polygonal rifled barrel with a Flat Dark Earth Cerakote serrated steel slide and a Flat Dark Earth polymer frame. Ergonomic enhancements include changeable grip backstraps and an accessory-ready Picatinny MIL-STD-1913 rail on the frame, while ambidextrous controls and a frame-mounted combination safety/decocking lever improve usability.

Key Specifications

The caliber is 45 ACP.
The capacity is 10+1.
The barrel length is 4.46 inches.
The barrel type is black polygonal rifled.
The slide finish is Flat Dark Earth Cerakote.
The frame finish and material are Flat Dark Earth polymer.
The accessory rail is a Picatinny MIL-STD-1913 rail for lights and accessories.
The controls are ambidextrous, including a frame-mounted combination safety and decocking lever.
The design includes changeable grip backstraps for adjustable ergonomics.
The package includes an extra backstrap and two magazines.

Buy the Heckler & Koch HK45 V1 45 ACP online today for a reliable, ergonomically refined pistol with 45 ACP performance and practical accessory options.