The YHR-668II features a fixed bell and a large-throat bell design, contributing to its robust sound and excellent projection. Its construction includes a 12mm bore and a Kruspe wrap, which enhances tonal depth and stability. The instrument is available in yellow brass or nickel silver, each offering distinct tonal characteristics.
Specifications
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Key: F/B♭
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Body Material: Yellow brass or nickel silver
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Bell Size: Large (LL)
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Bell Type: Fixed
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Bore Size: 12mm (0.472″)
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Number of Valves: 4
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Valve Rotors: Solid
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Lever Action: String
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Finish: Clear lacquer
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Mouthpiece: HR-30D4


















