Tuba Bb Key Lacquer Bell dia:472.5mm,Bore size:21mm Yellow brass TubaBb KeyLacquerBell dia:472.5mm,Bore size:21mmYellow brassTubaBb KeyYellow BrassLacquer/NickelCase,GlovesTubaEb KeyYellow BrassLacquer/NickelCase,GlovesC Key TubaC KeyYellow BrassLacquer/NickelCase,GlovesTuba 3 Rotary KeysBb KeyYellow BrassLacquer/NickelCase,GlovesTuba 4 Rotary KeysBb KeyYellow BrassLacquer/NickelCase,GlovesTuba 3 ...