This is a used Thompson Center Black Diamond. Inline Muzzleloader Stainless Barrel. The barrel has some light scratches and scuffs. There is some light spotty rust in the area where the trigger assembly goes. There is some visible light to moderate rust where the breech plug gets inserted. The barrel bedding block is attached, but shows some edge wear. The bore appears to be in very good condition. The total length of the barrel is 28 1/2. PLEASE SEE PICTURES FOR A MORE ACCURATE CONDITION! PLEASE LOOK OVER ALL PHOTOS! PLEASE TAKE A LOOK AT MY OTHER AUCTIONS!!!!