This is a .30-06 standard barrel from a 1948 Model 70 rifle.
Bluing - 95% - This barrel shows bluing wear in a small section where the stock contacted the barrel and at the muzzle.
Metal - Overall, this barrel is in very good condition. There are a few scratches above the lettering, some from the rear sight, and along the top of the barrel.
Bore - 9/10 - The throat has minimal wear, and there is no notable pitting. Borescope verified.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE