378 Jupiter ¾ BBb Tuba 3 valve 378L Lacquer finish This is the band director’s dream. The 378 comes with a detachable leadpipe, valve body and bell for easy cleaning and repair. It has a free blowing .661” bore that will not overly tax the younger player. A first class instrument designed for musical experience and longevity. The tighter wrap and compact size makes it ideal for smaller players. Full sound with excellent intonation. Comes complete in a quality moulded case with wheels.