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 SD built, the unique feature was a Titanium slide. The SW40Ti was never put into production. At this time Smith & Wesson retired the 4.5 inch barrel and switched all Sigmas to the 4.0 inch barrel. Sigmas from this era onward are considered "2nd generation" Sigmas. Shortly after the introduction of the VE series, Smith & Wesson further improved it by adding an accessory rail but did not change the model number to reflect this update. Sometime after 1999 Smith & Wesson introduced the SW40P and SW9P. These models were identical to the SW40VE and SW9VE but added porting to the