For Sale, A TC Contender 10" Colt 45/410 barrel with screw in choke and adjustable sights. I just got this from a friend of mine. He is the original owner. It has been mounted on his frame for a while but he said he has never shot it.
barrel is marked Thompson Center Arms Rochester, NH. 45 Colt/410
$250 Shipped and insured.
I just edited add to include the choke.