Ruger No. 1 in .450-400 3-inch NE with 26-inch barrel. American single-shot falling block in an original nitro express cartridge. Type: Rifle Action: Single-Shot Caliber: .450-400 Nitro Express 3-inch Capacity: 1 Year introduced: 2006, USA Weight: 91 oz Overall length: 44" Status: Active Intended use: Dangerous Game, Collector