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The YBB-645G is a professional BB♭ tuba featuring a rotary valve system, delivering that classic Teutonic tonal character—deep, warm, dark, and rich in color, yet engineered for precise intonation and responsive playability.
Specifications
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Key: BB♭
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Body Material: Gold brass — contributes a slightly reddish hue and adds depth and warmth to the instrument’s overall sound
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Bell Diameter: 419 mm (16½″)
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Bore Size: 20.7 mm (0.815″)
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Height: 1,018 mm
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Valves: 4 rotary valves
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Finish: Clear lacquer over the gold brass body
