This Thompson Center manufactured first variation rear sight pivot (roll) pin measures .065" and is for the earlier Hawken muzzle loading rifle with the first variation rear sight. This rear sight pivot pin is in very good condition with light wear. (file photo)

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

Percussion: 111807, 130609 & 239982

Flintlock: 11555

Kit in Percussion: K145177 & K188746

Kit in Flintlock: K80324