This is a Winchester pre 64 model 70 Featherweight barrel manufatured between 1957 and 1963, based on the #7 sight ramp with 18 lines.
Bluing - 95% - Very good condition with minor wear.
Bore - Overall 7/10, with some rifling wear throughout.
Metal - This barrel has some minor rubbing and scratching of the metal consistent with normal use, but no significant metal damage. Overall, the barrel is in very good condition.