The largest and most powerful percussion revolver ever made, co-designed by Samuel Colt and Texas Ranger Captain Samuel Walker. 9-inch barrel, 4.5-lb weight. Only 1,100 made for the US Dragoons plus 100 civilian models. The .44 caliber with a 60-grain powder charge produced 500+ ft-lbs — more than many modern cartridges. Type: Revolver Action: Percussion Caliber: .44 cal Capacity: 6 Year introduced: 1847, USA Weight: 73 oz Overall length: 15.5" Status: Discontinued Military use: Yes Intended use: military