The Winchester SXP (Super X Pump) Field is the successor to the Model 1300, featuring a back-bored barrel, Inflex recoil pad, and Winchester's Speed Pump inertia-assisted action for a faster cycling feel than most pump-action competitors. Type: Shotgun Action: Pump-Action Caliber: 12 Gauge Capacity: 4 Year introduced: 2009, USA Weight: 6.75 oz Overall length: 48.5" Status: Active Intended use: Hunting