This is a .30-06 Springfield standard barrel from a 1954 Winchester Model 70 rifle.
Bluing - 95%. The bluing is dark, with wear around the muzzle, a rub on top, and a few light blotches.
Metal - This barrel is in very good to excellent condition. There are no dings, freckling or pitting; there are a couple small scratches.
Bore - 9/10 - The bore shows very little wear, almost none, and only a few very light pits. Borescope verified.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE