Actually I believe that they are another of the long list of Chinese made tubas being imported these days. I haven't actually tried one of these, but quality generally seems to be inconsistent with most of the Chinese made tubas I have seen.
You got me Gary........but only because my best response is a solid "R" rating inappropriate for public consumption. But I appreciate a good zinger as much as the next guy.
Kevin Miller
Private Teacher/Freelancer
Tulsa Opera Orchestra
Bravo Brass