Smith & Wesson Centennial means the shooter takes longer to bring the firearm back on line for a second shot. Smith & Wesson Centennial S&W Centennial is a family of revolvers made by Smith & Wesson on the "J-Frame". Depending upon caliber, the cylinder holds either 5 (9mm, .38 spl, .357 magnum), 6 (.32 magnum), 7 (.22 magnum), or 8 (.22 LR), cartridges. Centennials feature a fully enclosed (internal) hammer, which makes them Double Action Only (DAO) firearms. Like all other "J-frame" Smith & Wesson revolvers, they have a swing-out cylinder. Centennial models have been made in different versions like PD "Personal Defense", LS
Smith & Wesson Model No. 2 Army with Remington Arms, Smith & Wesson allowed Remington to convert Remington Model 1858 Percussion Cap revolvers into metallic cartridge .46 rimfire conversions using the Rollin White patent, against payment of a royalty fee. In 1869 the company developed a large frame break action single action revolver with an automatic empty case ejector, first produced 1870, in the calibers .44 S&W American and .44 Henry. The design is known as the Smith & Wesson Model 3. Smith & Wesson Model No. 2 Army The Smith & Wesson Model No. 2 Army a.k.a. "Model No. 2 Old Model Smith & Wesson Revolver"