This Thompson Center manufactured second variation lock plate is for the later percussion Hawken muzzle loading rifle which uses the second variation sear lacking the need of a sear screw and is in very good condition exhibiting a grayish brown patina with some original case colors remaining. (file photo)

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

Percussion: 141298, 275512, 368920, 409654, 437565, 443697, 457004 & 489495

Kit in Percussion: K145177 & K188746