Wessex Tubas - Available for preorder! Our Superbone (Valve/Slide Trombone) PB930 is just the instrument to enable playing those super fast passages using the piston valves, while having the slide for glissandos.
Who needs a superbone when you can make one urself eyy? : r/Trombone
Trombone superbone haut de gamme, instrument professionnel de qualité supérieure pour trompette, valve à double usage - AliExpress
Schagerl - Meisterinstrumente - Superbone Bb Valve Trombones - Music Elements
La Cave à Vents | Catalogue : HOLTON Superbone
Thomann MB-20 C- Valve Trombone short – Thomann France
This is coming from someone who's never touched a tenor valve trombone/ superbone) Im just gonna assume this is the tuning of a superbones valves? Someone confirm plz : r/Trombone
STAGG LV-TB4955 Superbone en Sib à 3 pistons et coulisse, perce S|MusicGoodDeal