++RUGER AUTOMATIC PISTOL .22 LON

The Ruger Mk I pistol is a rim fire, blowback operated, semi-automatic that fires . 22 caliber long rifle ammunition fed from a 9-round removable box magazine stored in the grip. The design of the pistol is based on the Japanese Type 14 Nambu pistol and was first produced in 1949 by Sturm, Ruger and Company.