H&K HK45 V1 .45 ACP 10+1 4.46″ FDE

The Heckler & Koch HK45 V1 is a .45 ACP semi-automatic handgun built with user-inspired enhancements for improved ergonomics and accessory compatibility. It features changeable grip backstraps for a tailored grip and a Picatinny MIL-STD-1913 accessory rail for lights or other accessories. The design includes an O-ring polygonal rifled barrel for consistent barrel-to-slide lockup and a USP-style control lever that serves as a combined safety and decocker. The handgun ships with an extra backstrap and two magazines.

Key Specifications

• The action is Double / Single Action for versatile operation.
• The barrel length measures 4.46″ for a balance of accuracy and handling.
• The chambering is .45 ACP as specified by the manufacturer.
• The magazine capacity is 10 + 1 rounds.
• The barrel type is a Black Polygonal Rifled Barrel for consistent lockup.
• The slide is described as Serrated and finished in Flat Dark Earth Cerakote.
• The frame finish is Flat Dark Earth on a polymer frame with an accessory rail.
• The safety system is an Ambidextrous Safety Lever that also functions as a decocker.
• The accessory interface is a Picatinny MIL-STD-1913 rail on the frame.
• Included with the pistol are an extra backstrap and two magazines.

Engineered for informed shooters who value reliable function and adaptable ergonomics, the HK45 V1 delivers a practical balance of control, accessory options, and proven design features. Its changeable backstraps and Picatinny rail make it suitable for range use, duty applications, or everyday carry where allowed, while the polygonal barrel and solid control layout support consistent handling and operation.