Of Colt's Model 1877 double-action revolvers, the Lightning is the most well-known, chambered for the .38 Colt cartridge.

The first order of 8,000 revolvers was shipped in the summer of 1873. In all, between 1873 and 1891, before the Army replaced the SAA with the Colt Model 1892 Army & Navy double-action revolver ...