Smith & Wesson "N" to the largest .44 Magnum type frame. In 2003, the even larger "X" frame was introduced for the .500 S&W Magnum. Most Smith & Wesson revolvers have been equipped with an internal locking mechanism since the acquisition by Saf-T-Hammer. The mechanism is relatively unobtrusive, is activated with a special key, and renders the firearm inoperable. While the lock can simply be left disengaged, most gun enthusiasts prefer "pre-lock" guns. In 1953 the U.S. Army was looking for a pistol to replace the Colt 1911A1. To obtain a bid from the U.S. Government, Smith & Wesson began working on a
Smith & Wesson Model 422 Smith & Wesson Model 422 The Smith & Wesson Model 422, is a semi automatic .22 LR pistol manufactured by Smith & Wesson. Produced from 1987–1996, the Model 422 was the company's entry into the lucrative mid-priced rimfire pistol market. This niche was, at the time, dominated by Sturm Ruger's highly successful Mk I and Mk II series of pistols. Smith & Wesson had previously left the market position after 1966, when the Model 46 was dropped from their catalog. The pistol retailed for roughly $250US before it was discontinued in 1996. Along with all the variants listed below, a