Good day,
Does anyone here know the bore size of the Miraphone contrabass trombone valve tubing? I need to know what bore size those rotor valves are.
Thanks in advance
Bore check Miraphone Contrabass Trombone.
- bububassboner
- pro musician

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- Joined: Wed Jan 03, 2007 1:16 am
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Bore check Miraphone Contrabass Trombone.
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Army Strong
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Little tubas
Army Strong
Go Ducks!