Cimarron Firearms 1860 Richards-Mason Type 2 38 Special Revolver 5.5" Blued Barrel 6 Round Walnut Grip

With his 1871 patent to convert percussion, front-loading revolvers to breech loading metallic cartridge arms, Colt employee Charles B. Richards was able to inexpensively convert the company's arms already in stock to the new self-contained cartridge system. Colt also produced a number of them, once the old percussion parts ran out, as newly manufactured breech loaders. This, the first truly practical method of updating their guns to handle the then-new metallic cased ammunition, allowed Colt to