The HK45 is the largest-caliber pistol made by Heckler & Koch (.45 ACP). This licensed airsoft version comes with a polymer frame and metal slide. The blowback effect is appreciable (approx. 1 joule muzzle energy).
Caliber6 mm BBMagazine Capacity24 shot(s)Velocity90 m/sEnergymax. 1 JouleLength205 mmWeight878 g