Caliber: 45 Colt/410 ga. (2.5" and 3" shells). Single shot. Frame Material: Polymer. Frame Finish: Black. Barrel Material: Alloy steel. Barrel Finish: Matte black. Width: 1.30". Height: 5.90 in. Weight: 36.80 oz. Barrel Length: 9.00". Overall Length: 14.00". Front Sight: Fixed. Rear Sight: Serrated. Grip Material: Rubber. Firing System: Hammer. Safety: Thumb safety,