Pietta 1851 Rebel Sheriff Navy Blued 44 Caliber Black Powder Revolver - 6 Rounds - "SHERIFF'S Model" with shortened barrel (the favourite gun of Wild Bill Hickok, the legendary sheriff of Abilene).A very popular revolver for its time, the model 1851 Navy revolver was adopted by both the U.S. and British military. This brass frame revolver has a non-engraved cylinder. Rifling/Twist: 1: 30in Single Action Barrel: 4-7/8in, Octagonal 1851 Rebel Brass Frame