This is a hard to find .243 standard barrel (much less common than the .243 Featherweight barrels) that has some wear and heat cracking in the throat, but no pitting. It rates a 7 out of 10.
Bluing - 90% - The bluing is about 90%, with some worn spots at and under the stock line and at the muzzle.
Metal - The metal is in very good to excellent condition with no notable damage.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE