Features Include: Model: RR22MB4, Barrel Material: 1215 Steel, Bbl: 4.75, Caliber: 22 Combo, Cylinder Capacity: 6 Rounds, Cylinders Material: 12L14 Steel, Finish: Blue, Frame Material: Aluminum Alloy Grip: Cocobolo, Land and Grooves: 6, Land Width: .076 inch, Length of Rifling Twist: 1 Turn in 14 inches RH, Overall Length: 10.035 inches, Sights: Open fixed type; Notch at Rear, Style: Fixed, Trigger Pull: Approximately 6 Pounds, Weight Unloaded: 33.4 ounces (Approx.)