This Thompson Center manufactured blue finished barreled receiver is in 50 caliber and is for the Black Diamond in-line muzzle loading rifle. This barreled receiver is in very good condition retaining most of its original blue finish with only a few specks of rust and oxidation staining. (file photos)

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

Blue Finished Black Diamond: 58629, 70505 & 79479