This is a .270 Win. standard barrel from a 1952 Model 70 rifle.
Bluing - 90% - The bluing on this barrel has some wear near the muzzle and from contact with the stock.
Metal - Overall, this barrel is in very good condition. There are a few shallow scratches but no other notable dings, nicks, or other significant metal damage.
Bore - 7/10 - The bore shows some wear in the throat and light pitting. Borescope verified.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE