Conn 20K BBb sousaphone 3P – new version

Apr 22, 2010
1. Oval ports for short strokes
2. Bell flare
3. Neck and bits
4. Side view
5. Lower leadpipe
6. Valve section
7. Front view
8. Handgrip area
9. Original case - new style
10. Back view
11. Offset piston valve stems