Model 552 variant in .22 Short calibration for gallery shooting. Produced specifically for commercial shooting gallery operators who needed a .22 Short semi-auto that could handle thousands of rounds daily. Type: Rifle Action: Semi-Auto Caliber: .22 Short Capacity: 20 Year introduced: 1965, USA Weight: 56 oz Overall length: 40" Status: Discontinued Intended use: Plinking / Range Training