This Thompson Center manufactured tang plug (filler) screw is for the Hawken muzzle loading rifles and is in very good condition with light wear. (file photo)
Note: Thompson Center Hawken muzzle loading rifles with the following serial numbers have been observed with this part:
Percussion: 73609, 111807, 141298 & 275512
Flintlock: 63277
Kit in Percussion: K188746
Kit in Flintlock: