Although I do shoot BP/Flint lock/patch/round ball, I also have an inline. Its older and I don't think it's a model made by Thompson anymore but its an "Omega." Its solid and easy to clean. I would buy the same gun again if I had to find a replacement.
Dicks sporting goods,had the wolf,1pc base,konus,3-9-32 scope( don't know about the strength of scope)
Stainless/black for 249.00.... also look on cheap muzzleloaders.com they have them all