heckler & Koch HK45

Heckler & Koch HK45 .45 ACP 4.47in 10rd Polymer Frame Pistol

The Heckler & Koch HK45 is a full-size .45 ACP semi-automatic pistol developed as a product improvement on the USP. It features an O-ring fitted, cold hammer-forged polygonal barrel and a reinforced polymer frame with interchangeable backstraps to fit different hand sizes. HK45 pistols include an integral Picatinny rail for accessories, a 10-round steel magazine (full-size configuration), and drift-adjustable 3-dot night sights on law-enforcement variants. The platform is offered in multiple trigger variants including conventional DA/SA and HK’s enhanced double-action-only (LEM) configuration, and incorporates HK
HK45

Specifications

UPC642230269378
Brandheckler & Koch
ModelHK45
Caliber45 ACP
Mfg Part Number81001114
Barrel Length4.47 in / 114 mm in
Capacity10 rounds
Overall Length8.03 in / 204 mm
SightsDrift-adjustable 3-dot night sights (LE versions); low-profile partridge-style sights on standard models
FrameReinforced polymer
FinishCarbon-nitride 'Hostile Environment' steel slide finish; black polymer frame
GripTextured polymer with interchangeable backstraps
Weight31.86 oz / 880 g lbs
Purpose 1Duty / Professional Use
Purpose 2Personal Defense
Heckler & Koch is a global leader in firearms innovation, known for producing high-performance pistols and rifles trusted by military, law enforcement, and civilians alike. HK stands for precision, durability, and unmatched tactical design.

Founded in 1949 in Germany, Heckler & Koch became a premier arms manufacturer by developing iconic firearms like the MP5 and G3. Today, HK continues to lead in innovation with battle-proven designs tailored for both professionals and civilian shooters.

The HK MR762 A1 is a semi-automatic 7.62 NATO rifle built for precision and durability. Featuring a cold hammer-forged barrel, piston-driven action, and match-grade trigger, it's trusted for long-range accuracy in tactical and sporting use.
Certified ByHeckler & Koch