The Winchester SX4 Field is the latest generation of the Super X semi-automatic shotgun line, featuring an Active Valve gas system that regulates cycling across all 2.75-inch and 3-inch loads without adjustment. The 26-inch barrel field configuration balances maneuverability with performance. Type: Shotgun Action: Semi-Automatic Caliber: 12 Gauge Capacity: 4 Year introduced: 2017, USA Weight: 6.75 oz Overall length: 46.5" Status: Active Intended use: Field Hunting, Upland, Sport Shooting