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Michael Rath R9 official page
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Michael Rath R9
Trombone · United Kingdom
The Michael Rath R9 is a hand-built two-valve bass trombone (.562-inch bore, 9½-inch bell) offered in dependent or independent Bb/F/Gb/D setups, with a choice of René Hagmann, Willson Rotax, or Voigt valves.