A unique piston valve BBb cimbasso based on traditional Italian design as made for playing Verdi opera. It would also be suitable for band and can even be used for marching.The multi-angle connection between the bell and the body -and swiveling lead pipe means can be played in a variety of configurations and at angles comfortable to the musician including with the bell up making this a uniquely flexible cimbasso.Its sound is broad with a distinct cimbasso bit when desired.