Lever-action repeating pistol using self-contained 'Rocket Ball' propellant cartridges — a direct conceptual ancestor of the Winchester lever-action rifle. Co-founded by Horace Smith and Daniel Wesson before they pivoted to revolvers. Type: Pistol Action: Single-Action Caliber: .41 Volcanic Capacity: 6 Year introduced: 1854, USA Weight: 24 oz Overall length: 9" Status: Discontinued Intended use: collection, military