Diamondback Firearms SDR, Self Defense Revolver, Double Action/Single Action, 357 Magnum/38 Special, 2 Barrel, Steel, Glass Bead Finish, Stainless Steel, Black Rubber Grip, Fiber Optic Sights, 6 Rounds DB0700S711 Designed for those who prioritize reliability and quality, the SDR delivers peace of mind to home and personal defense situations. The SDR's compact frame, two-inch barrel and six shot cylinder are machined from premium stainless steel for strength and durability. Low profile fiber-optic sights and a sleek frame with concealed hardware and rounded edges prevent snags and hang-ups when the revolver is drawn. Weighing in at just 21 ounces, this compact package is perfect for concealed carry. An exceptionally smooth, match grade trigger and high-vis sights promote accuracy and create confidence in every shot, while an ergonomically placed push button cylinder release and chamfered cylinder chambers ensure seamless loading and round ejection.