Smith & Wesson Model 320 inches. "The History of Smith & Wesson Firearms" By Dean K. Boorman Smith & Wesson Model 320 The Smith & Wesson Model 320 was a revolving rifle produced by Smith & Wesson in the late 19th century. The Smith & Wesson Model 320 is the rarest Smith & Wesson in existence and highly prized by collectors. The Smith & Wesson Model 320 revolving rifle was based heavily on the design of the Smith & Wesson Model 3 pistol. 977 revolving rifles were manufactured between 1879 and 1887. They were serial numbered 1 to 977, with 840 being sold in the
Smith & Wesson Model 2 Model". In 1880, Smith & Wesson offered the Model 2 in a double-action format, whereby a single squeeze of the trigger both cocked the hammer and fired the revolver. These revolvers are easily recognizable by their fully enclosed trigger guard. The first such revolvers made by Smith & Wesson. These revolvers were available in nickel or blued finishes and a smaller version was offered in .32 Smith & Wesson. The Model 2 in .32 S&W was made in 5 iterations. The initial version was a batch of 30 revolvers that were the first of such made by Smith & Wesson