The biggest change from the USP series is the interchangeable grip panels, back straps and the Mil-STD Picatinny accessory rail. The HK 45 is well suited for personal defense use and it can be easily converted to different trigger firing modes. Covered by Heckler & Koch's limited lifetime warranty, the HK45 is a robust design engineered with the famous long-term durability that make HK products especially cost-effective when subjected to total life cycle cost analysis.

Heckler & Koch HK45 Semi Auto Pistol (Matte Black) Specifications and Features:
HK 81000028
Semi Automatic Pistol
V7 LEM Double Action Only
.45 ACP
4.46" Barrel
O-ring barrel with polygonal bore profile
10 Round Magazine
Fixed Sights (Open square notch rear sight with contrast points)
Integral MIL-STD 1913 Picatinny Rail
Ambidextrous Controls
Ambidextrous Magazine Release
Ergonomic Grip Profiles
Reinforced Polyamide (Polymer Frame)
Overall Length 8.03"
Overall Height 5.91"
Overall Width 1.54"
Sight Radius 6.63"
Overall Weight 31.20oz (With Empty Magazine)
Matte Black Finish
Includes:
Two 10 Round Magazines