Heym 89B double rifle in .450-400 NE 3-inch with 24-inch barrels. German double in a classic Victorian-era dangerous game cartridge. Type: Rifle Action: Break Action Caliber: .450-400 Nitro Express 3-inch Capacity: 2 Year introduced: 1995, Germany Weight: 96 oz Overall length: 41" Status: Active Intended use: Dangerous Game, Safari, Collector