Larry takes a look at a variant of the classic H&K MP5 series, the MP5/40 in .40 S&W. The MP5 (German: Maschinenpistole 5) is a 9mm submachine gun, developed in the 1960s by a team of engineers from the German small arms manufacturer Heckler & Koch GmbH (H&K) of Oberndorf am Neckar. There are over 100 variants of the MP5, including some semi-automatic versions.
The MP5 is one of the most widely used submachine guns in the world, having been adopted by 40 nations and numerous military, law enforcement, intelligence, and security organizations. It is widely used by SWAT teams in North America.
In 1991, Heckler & Koch introduced the MP5/10 (chambered in 10mm Auto) and MP5/40 (chambered for the .40 S&W cartridge), which are based on the MP5A4 and MP5A5. MP5/40, Chambered in .40 S&W, available in various stock/trigger group configurations. It was produced from 1992 to 2000.