Cimarron's compact 1866 Yellowboy Trapper in .45 Colt — 16-inch barrel, brass receiver, Cimarron finishing. The shortest and most portable configuration of the 1866 replica available from Cimarron. Type: Rifle Action: Lever-Action Caliber: .45 Colt Capacity: 8 Year introduced: 2005, Italy Weight: 7.25 oz Overall length: 34" Status: Active Intended use: cowboy_action, collector