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HK P2000 SK in .40 S&W. The P2000 SK model is a smaller "sub-compact" version of the P2000. American versions of the P2000SK will accept the longer USP Compact magazines which provide higher capacities; up to 13 9 mm rounds and 12 .40 S&W/.357 SIG cartridges.
It uses a V1-type "light" Trigger Return Spring (TRS). The cocking piece can be decocked by pressing the decocker button, located at the rear of the slide, next to the hammer. This spurred hammer-version was designed for the European market. V1 CDA aka LEM 20 N (4.5 lb f) 14 mm (0.55 in)
Heckler & Koch GmbH (HK or H&K; German pronunciation: [ˌhɛklɐ ʔʊnt ˈkɔx]) is a German firearms manufacturer that produces handguns, rifles, submachine guns, and grenade launchers. The company is located in Oberndorf am Neckar , Baden-Württemberg and also has subsidiaries in the United Kingdom, France, and the United States.
The HK pistol models chosen were the HK P2000 US, HK P2000 SK Subcompact, and the USP Compact/LEM (Law Enforcement Modification). [18] The LEM trigger is HK's version of SIG's DAK trigger, and vice versa. According to the company, the LEM trigger allows for faster follow-up shots (repeat shots) on target than a standard double-action-only system.
Therefore, recoil-operated firearms work best with a cartridge that yields a momentum approximately equal to that for which the mechanism was optimized. For example, the M1911 design with factory springs is optimized for a 230-grain (15 g) bullet at factory velocity. Changes in caliber or drastic changes in bullet weight and/or velocity require ...
HK commercially markets the MK 23 and derivatives of it, but not the complete SOCOM system. The suppressor is made by Knight's Armament Company, and was selected over the one HK originally included as part of its entry. Insight Technology won the contract to produce the laser aiming module, later designated AN/PEQ-6.
The HK21 is a German 7.62 mm general-purpose machine gun, developed in 1961 by small arms manufacturer Heckler & Koch and based on the G3 battle rifle.The weapon is in use with the armed forces of several Asian, African and Latin American countries.
Roller-delayed blowback as in the HK G3, where similar rollers are used is sometimes mistakenly called roller locked, but there is no genuine locking of the bolt and no recoiling of the barrel in delayed blowback action as the rollers rest on angled/oblique surfaces, so applying a backward force on the bolt will cause it to unlock.