This Thompson Center manufactured first variation rear sight windage screw is for the earlier Hawken muzzle loading rifle which uses the first variation rear sight and is in very good condition exhibiting a thinning original blue finish blending with a brown patina and having light wear and a few specks of surface rust. (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