Smith & Wesson Model 57 Smith & Wesson Model 57 The Smith & Wesson Model 57 is a large frame, double-action revolver with a six round cylinder, chambered for the .41 Magnum cartridge, and designed and manufactured by the Smith & Wesson firearms company. The gun was designed as a weapon for law enforcement agencies. However, due to size and recoil it found more favor with civilian target shooters and hunters. In the early 1960s, Elmer Keith, Bill Jordan, and Skeeter Skelton, all noted firearms authorities and authors, lobbied Remington Arms and Smith & Wesson to introduce a new .41 caliber police cartridge with the
Smith & Wesson M&P of the M&P pistols, the M&P Bodyguard is not striker-fired. It is a more traditional double-action-only hammer-fired pistol intended for personal protection, concealed carry or as a law enforcement "back-up" gun. In 2017, Smith & Wesson introduced the M&P 2.0 series. Changes include a full-length steel chassis, a rough textured grip, and the improved trigger system of the Pro series. Smith & Wesson M&P The Smith & Wesson M&P (Military and Police) is a polymer-framed, short recoil operated, locked breech semi-automatic pistol introduced in the summer of 2005 by the American company Smith & Wesson. It uses a Browning-type locking