The Winchester SX4 Compact in 20 gauge with 26-inch barrel and a shortened 13-inch length of pull stock. Designed for youth and smaller-framed adult shooters who need a properly fitted semi-auto field gun. Gas operation softens recoil further. Type: Semi-Automatic Shotgun Action: Gas-Operated Caliber: 20 Gauge Capacity: 4 Year introduced: 2017, USA Weight: 5.75 oz Overall length: 46.5" Status: Active Intended use: Field, Hunting, Youth