This is a standard stainless-steel barrel for a pre-1964 Winchester model 70 rifle, chambered for the .264 Winchester Magnum cartridge.
Bluing and Metal - 90% - This finish on this barrel is in very good condition, dark and even but with a few small, shallow scratches and a little wear at the muzzle. There is no other notable damage.
Bore - 8/10 - There is modest wear in the throat, but no other defects, wear, or damage. Borescope verified.