The world's first semi-automatic pistol adopted as standard military issue by a major power. Issued to Austro-Hungarian cavalry in 1907, the M1907 used a unique rotating barrel locked-breech system. Type: Pistol Action: Semi-Automatic Caliber: 8mm Roth-Steyr Capacity: 10 Year introduced: 1907, Austria Weight: 33 oz Overall length: 9.1" Status: Discontinued Military use: Yes Intended use: Military Service