Posted by js on October 31, 2002 at 11:44:52:
In Reply to: Re: Re: Re: New Tuba Questions posted by Tom Mason on October 31, 2002 at 06:59:49:
Tom,
Rather than measuring the (outside slide - "fixed") tube coming from the valve casing, measure in the inside diameter of the removable slide itself. THAT is your "bore". My wild guess is that it will be "standard" - .734".