Original U.S. Colt Single Action Army .38-40 Revolver made in 1897 with 5 1/2" Barrel & Factory Letter - Serial 172314 21st Century this puts the bayonet rather

this puts the bayonet rather solidly in the 1883-1884 period

The butt cap also has a small trap door on the bottom

but it is unfortunately not legible

Later examples produced by Carl Gustaf Stads were marked on the ricasso

Original U.S. Colt Single Action Army .38-40 Revolver made in 1897 with 5 1/2" Barrel & Factory Letter - Serial 172314 21st Century this puts the bayonet ratherOriginal Item: Only One Available. This is every School boy's dream! A real Cowboy six gun! This Colt SAA (Single Action Army) Revolver has a "gunfighter friendly" original 5 1 2" barrel and lovely worn Colt hard rubber grips, bearing both the Colt "Pony" and the Federal Eagle. The revolver's serial number is 172314, which dates production to 1897. It has the serial number on the frame, trigger guard, and grip frame, making this an "ALL MATCHING"