337PD Type Revolver Caliber .38 S&W Special +P Barrel Length 1-7/8" Capacity 5 Rounds Action Single - Double External Safety N/A Hammer .240" Semi-Target Trigger .312" Smooth Target Grip Hogue Bantam Firing System N/A Front Sight Red Ramp Rear Sight Adjustable V-Notch Frame Small Finish Black/ Grey Over all length 6-5/16" Weight 10.7 ounces Material Aluminum alloy frame, barrel shroud and yoke, titanium cylinder: stainless steel barrel liner