This is a .264 Winchester magnum featherweight barrel from a 1957-1963 featherweight Model 70 rifle.
Bluing - 95% - This barrel has a some wear in the finish near the muzzle and also some fine, light scratches that will be hidden by the stock.
Metal - The overall condition of the metal is excellent, with no ding, dents, gouges, or deep scratches.
Bore - 6/10 - The bore shows some heat cracking and wear in the throat and light pitting near the muzzle. Borescope verified.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE