This is a .243 Win varmint barrel manufactured between 1957 and 1963. It is 26" in length.
Bluing - 98% - This barrel shows almost no bluing wear.
Metal - Overall, this barrel is in excellent condition. There are some very minor scratches throughout the barrel, but there are no notable nicks or other forms of metal damage.
Bore - 8/10 - The bore shows some minor signs of wear. The rifling is still bright and smooth for 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