Originally Posted by Earl

Well, just looked up Totally Tubular to see just who it was that carried that line now and see (and recall) it was ehobbies. And.....they DO carry the ST-8 and ST-10 tubes! Was not aware they had those sizes. So, at least THOSE Centuri tubes (as well as the ST-7 and ST-20, I think were also listed) would still have a source.