This barrel is chambered for the .270 Gibbs cartridge; a wildcat cartridge based on the .270 Winchester with the shoulder moved forward and the case blown out. Other than the chambering marking, there are no markings on this 25" barrel. Also included is 14 rounds of ammo (unknown loading) and 50 rounds of primed brass that has gone through the initial forming steps.
Bluing - 90% - The bluing on this barrel shows some signs of wear, especially at the muzzle.
Metal - Overall, this barrel is in very good condition. There are some shallow scratches and nicks, but no other significant marks of metal damage.
Bore - 6/10 - The bore shows signs of wear in the throat and some pitting near the muzzle. Borescope verified.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE