Smith & Wesson agreement, Walther produced the frames, and Smith & Wesson produced the slide and barrel. The pistol has several cosmetic differences from the original Walther design and strongly resembles a hybrid between the P99 and the Sigma series. In 2005, Smith & Wesson debuted a new polymer-frame pistol intended for the law enforcement market. Dubbed the M&P (for Military and Police), its name was meant to evoke S&W's history as the firearm of choice for law enforcement agencies through its previous lineup of M&P revolvers. The M&P is a completely new design with no parts interchangeable with any other pistol including
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"