Ithaca Gun Company, primarily known for shotguns, produced M1911A1 pistols for the US military during WWII. Ithaca-made pistols are identifiable by their unique rollmarks and are prized by collectors for their quality. Type: Semi-Auto Pistol Action: Single-Action Caliber: 45 ACP Capacity: 7 Year introduced: 1943, USA Weight: 39 oz Overall length: 8.5" Status: Discontinued Military use: Yes Intended use: Military, Collector