Smith & Wesson Model 642, Double Action Only, Metal Frame Revolver, J-Frame, 38 Special +P, 1.88 Barrel, Aluminum Alloy, Matte Finish, Silver, Rubber Grip, Fixed Sights, 5 Rounds, No Internal Lock, Bundle Comes With S&W Branded Discreet Portfolio, M&P Delta Force Flashlight, S&W Oasis Liner Lock Folding Knife 14397 Smith & Wesson J-Frame revolvers have had your back since 1950. These small revolvers were designed to fire a full-power round and are as simple and easy to use as they are reliable. Available in various calibers and with three diverse hammer designs, it is no surprise that the Smith & Wesson J-Frame has become the most popular, small-frame, defense revolver on the market.