Buy now from the European-American-Armory Single Action Revolvers available at Gander Mountain. A single-action revolver is a must-have for all cowboys or cowgirls. Gander Mountain has six-shooters by Ruger, Smith & Wesson, and more. We have .22 and .44 Magnum revolvers that would please any re-enacter or competitive shooter. Take a look at our Used Guns for more historic guns, such as the .45 Colt Single Action Army revolver, a.k.a. "the Peacemaker."