The Remington 11-87 SPS (Special Purpose Synthetic) Supermag is the 3.5-inch chambered version of the platform, making it compatible with the heavy steel loads used for geese. It features a synthetic stock, matte finish, and an enlarged gas system to handle the extra-long shells. Type: Shotgun Action: Semi-Automatic Caliber: 12 Gauge Capacity: 4 Year introduced: 1999, USA Weight: 256 oz Overall length: 49" Status: Active Intended use: Waterfowl, Goose Hunting