Winchester's second semi-auto rimfire and the first to reliably cycle the high-velocity .22 LR. Internal hammer-fired action with walnut stock. The Model 63 established .22 LR high-velocity standards and was the semi-auto of choice for sportsmen of the era. Type: Rifle Action: Semi-Auto Caliber: .22 LR Capacity: 10 Year introduced: 1933, USA Weight: 59 oz Overall length: 42" Status: Discontinued Intended use: Collecting, Plinking / Range Training