This Thompson Center manufactured first variation rear sight assembly is for the earlier Renegade muzzle loading rifle with hole spacing 3/4" apart (center to center) and not 13/16" apart. This first variation rear sight is in very good condition with light wear. The mounting screws are sold separately.  (file photo)

Note: Renegade muzzle loading rifles with the following serial numbers have been observed with this part:

Percussion: 37912 & 44287

Flintlock: