This is a .308 Winchester featherweight barrel with a #7 sight ramp. Barrels made after 1956 do not have a date stamp, but the #7 sight ramp tells us this barrel was produced between the years of 1958 and 1963.
Bluing - 90% - The bluing on this barrel shows some signs of wear. There are spots of fading and wear throughout the barrel.
Metal - Overall, this barrel is in very good condition. There are some very minor scratches across the barrel, as well as a few spots of minor pitting. The base of the barrel has been engraved as seen in the listing photos.
Bore - 9/10 - The bore shows minimal signs of wear. The rifling is bright and smooth throughout the barrel. Borescope verified.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE