This is a .270 Win. standard barrel from a 1953 Model 70 rifle.
Bluing - 95% - The bluing on this barrel has almost no wear; near perfect condition.
Metal - Overall, this barrel is in excellent condition. There are a very few, very shallow scratches but no other notable dings, nicks, or other significant metal damage.
Bore - 8/10 - The bore shows some light wear and heat cracking in the throat, but 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