Original production 10/22 with American walnut stock hand-fitted at factory. Early production receivers show distinct casting details from later models. The most historically significant 10/22 variant. Type: Rifle Action: Semi-Auto Caliber: .22 LR Capacity: 10 Year introduced: 1964, USA Weight: 53 oz Overall length: 37.25" Status: Discontinued Intended use: Collecting, Plinking / Range Training