The HK4 is a pocket pistol, first introduced by Heckler & Koch in either 1964 [2] or 1967. [3] It was distinctive for allowing shooters to swap barrels chambered for different cartridges without …

2020年4月2日 · The guns came with very small sights, sleek concealable contours and a multi-caliber system. The pistol’s designation—HK4—identified a compact auto that could fire four …

The HK4 is a blow-back operated unlocked-breech semiautomatic pistol with a double-action trigger and an external hammer. Its name is derived from the tool-free interchangeability of the …

hk4是德國的黑克勒-科赫在1967年首度的推出手槍產品，於1968年正式上市，生產至1984年為止，期間共生產了大約3萬8千把。 其中有1.2萬把被交給西德警方以及政府部門的幹員使用，這 …

2020年9月3日 · The HK4, which offered the advantage of being multi-caliber, joined Heckler & Koch's early semi-auto hunting rifles and the company's P9 pistol in being the company's first …

Order Heckler & Koch Model HK4 parts, accessories and more with Numrich Gun Parts Corp..

Discover the innovative Heckler & Koch HK4, a trailblazing semi-automatic pistol that redefined versatility in firearm design. With its unique ability to switch between four calibers – .22 LR, .25 …

2024年12月13日 · I think the HK4 is a cool gun, more of a collectable though these days, rather than a practical shooter. The engineering and design is really cool and its similarity to the …

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2023年6月15日 · The Heckler & Koch HK4 is a semi-automatic handgun chambered in .25 ACP and 9×17mm Kurz (or .380 ACP). It is the first of the “OG” series of handguns designed and …