Thompson Center Contender 10 vent rib pistol barrel. 44 magnum with choke. Choke is for the hotshot shells. Bore is in great condition nice and bright. Bluing is also in great condition for its age, has a nice shine to it, has normal scratches and scuffs on it from use. Factory Thompson Center Contender barrel comes as pictured. ALL used gun parts should be inspected and/or installed by a licensed gunsmith prior to use! This is a USED gun part and is not guaranteed to fit your gun or work.