. . . . "The STEN (or Sten gun) was a family of British submachine guns chambered in 9\u00D719mm and used extensively by British and Commonwealth forces throughout World War II and the Korean War. They were notable for having a simple design and very low production cost making them effective insurgency weapons for resistance groups.STEN is an acronym, from the names of the weapon's chief designers, Major Reginald V."@en . . . . "3200.0"^^ . . . . "Sten, Submachine gun"@en . . . . . . . . . . . . . . "0.76"^^ . . .