This Thompson Center manufactured brass forend escutcheon screw with a dome shaped head measures between .440" and .480" in length and is for the later Hawken muzzle loading rifles with the late variation forend escutcheons. This screw is in very good condition with light slot wear and a moderate tarnish. (file photo)

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

Percussion: 368920, 374282, 437565, 443697, 457004 & 489495

Flintlock:

Kit in Percussion:

Kit in Flintlock: