This is a .30-06 Springfield standard barrel from a 1950 Winchester Model 70 rifle.
Bluing - 95%. The bluing is dark and even with only minor wear.
Metal - Overall, this barrel is in excellent condition with no deep scratches, dings, or other damage.
Bore - The barrel has no throat notable wear and just a few scattered pits, rating a 9 out of 10. Borescope verified.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE