HK 4 The first HK Pistol

HK 4 The first HK Pistol

It was the first pistol designed by HK and was called the HK4 because it was a 4 caliber pistol. 9mm Kurz (.380) / 7.65mm (.32 ACP) / 6.35mm / .22 Long Rifle

Submitted by: Marvin V Stenhammar