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 27 a Pinned Serrated Ramp Style Front sight, the 6 1/2" version has a Traditional Target Patridge Style front sight that is also Pinned to the barrel. Smith & Wesson Model 27 The Smith & Wesson Model 27 is the original .357 Magnum revolver. It was first produced in 1935, and many versions of it are still in production today. The Model 27 was built on Smith & Wesson's carbon steel, large N-frame, and was available at various times with 3", 4", 5", 6" or 8" barrel lengths and had adjustable sights. When first introduced by Smith & Wesson in 1935,