# MP9 ![[MP9.svg]] > [!Infobox] Brügger & Thomet MP9 > | | | |:--------------------- | --------------------------------------------------------:| | ***Type*** | [[Firearm Types#Submachine gun\|Submachine gun]] | | ***Origin*** | ![[SwitzerlandFlag.svg\|inlL\|24]]  [[Switzerland]] | | ***Designed*** | 2001 | | ***Produced*** | 2001-present | | ***Mass*** | 1.4 kg | | ***Length*** | 303 mm, stock folded | | | 523 mm, stock extended | | ***Barrel length*** | 130 mm | | ***Cartridge*** | 9x19mm Parabellum | | | 6.5x25mm CBJ | | | .45 ACP | | ***Action*** | [[Action#Short recoil\|Short recoil]], rotating barrel | | ***Muzzle velocity*** | 400 m/s | [^1] *MP9* [^1]: Mass without magazine. #unfinished