This is a .270 Winchester featherweight barrel from a 1955 Winchester Model 70 rifle.
Bluing - 75% - The bluing on this barrel is significantly worn. There are rubbing marks, minor scratches, and mottling throughout the entire barrel.
Metal - Overall, this barrel is in very good condition. There are some minor scratches, nicks, and a few spots of pitting, but no significant damage to the metal.
Bore - 7/10 - The bore shows some signs of wear. The rifling is bright and still clearly defined, but there are some small spots of minor pitting 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