This is a .30-06 Springfield standard barrel from a 1951 Model 70 rifle.
Bluing - Reblued - This barrel has been reblued and has no wear.
Metal - Overall, this barrel is in excellent condition. There are a no significant marks of metal damage.
Bore - 7/10 - The bore has light to moderate throat wear and light pitting. The rifling is bright and smooth throughout the length of the barrel. Borescope verified.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE