This is a .220 Swift standard barrel, manufactured in 1953. It is 26" in length.
Bluing - 80% - This barrel shows some minor bluing loss, with no significant fading or wear of the bluing.
Metal - Overall, this barrel is in very good condition. There are some very minor scratches in several spots, but no notable nicks or other forms of metal damage.
Bore - 7/10 - There are signs of erosion at the throat of the barrel and some heat cracking. 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