The Winchester SXP Marine Defender features a hard chrome finish on the barrel and receiver for superior corrosion resistance. 18-inch cylinder-bore barrel, pistol grip stock, and swivel studs. Built for harsh coastal and marine environments. Type: Pump Shotgun Action: Pump-Action Caliber: 12 Gauge Capacity: 5 Year introduced: 2010, USA Weight: 6.5 oz Overall length: 38.5" Status: Active Intended use: Home Defense, Marine