The 870 Super Magnum is the 3.5-inch chambered variant of the 870, accepting the largest 12-gauge shells available. Designed for waterfowlers who shoot heavy steel loads for geese at long range. The 3.5-inch chamber accepts 2.75, 3, and 3.5-inch shells. Type: Shotgun Action: Pump-Action Caliber: 12 Gauge Capacity: 3 Year introduced: 1996, USA Weight: 208 oz Overall length: 48.5" Status: Active Intended use: Waterfowl, Turkey, Hunting