Original U.S. Colt M-1877 .41cal Thunderer 4 ½ Inch Barrel Revolver made in 1890 - Serial 77489 MG 42 An improved rear sight and

An improved rear sight and tighter production tolerances gave better accuracy

An early development of the design was the AKS (S—Skladnoy or "folding")

500 of these were made in total

which is a golden sun

which looks to be a wool / cotton blend

Original U.S. Colt M-1877 .41cal Thunderer 4 ½ Inch Barrel Revolver made in 1890 - Serial 77489 MG 42 An improved rear sight andOriginal Item: Only One Available The romance around Colt "Cowboy" Revolvers never ceases to amaze us. This is a fine example of the Model 1877 "Thunderer" Double Action . 41 Caliber Revolver. This is the same model that was carried by "Billy the Kid", though it is from years after his era. It is marked on the bottom of the grip, frame, and trigger guard with serial number 77489, indicating it was made in 1890. The cylinder is not matching, and is