Old west guns for sale at Impact Guns. Own a famous cowboy gun of the old west, like the single-action army 1873 pistol, a Sharps buffalo rifle, or the Henry Boy lever action. We love guns of the old west, and carry a wide variety of firearms, holsters, gun belts, and more. Used and made popular by Cowboy Action Shooting, many of the guns listed here are also used in that competitive sport. You can find guns specific for Cowboy Action Shooting here.