- weltklang mouthpiece underside with lig.
- weltklang mouthpiece
- Upper Stack Keys
- upper stack keys
- upper portion right side with neck accessories
- upper portion front view with neck right side
- upper portion front view
- upper portion front view
- upper portion front view
- upper portion front view
- upper portion front right side views
- upper portion front left side views
- upper portion back view
- upper lower stack keys