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Yamaha Professional Model BBb Tuba YBB-641Yamaha's professional model background brass are world-renown for their blend of traditional warm, rich sound, combined with highly accurate intonation and easy playability. Developed in close cooperation with top artists, they represent the state-of-the-art in brass instrument design and manufacture, and are ideal for either solo performance or providing a secure foundation for any ensemble. The 641 professional BBb tuba features a rotary valve configuration for a traditional Teutonic sound with the kind of precise intonation and easy playability only made possible by modern engineering expertise. It is characterized by a warm dark sound with an abundance of tonal colors. Specifications Key: In BBb Valves: 4 rotary valves Bell: Yellow brass, 419mm (16-1/2") Bore: 20.6mm (0.811") Finish: Clear lacquer Mouthpiece: 67C4 Silver-plate: YBB-621S |