Posted by Bob Samuelson on October 25, 1999 at 06:36:43:
In Reply to: Euphonium valve slide falls out! posted by Steve on October 22, 1999 at 19:46:23:
I had exactly this problem with a 321S. Get a tubing expander from Ferrees' Tools in Wisconsin. (Check out their web site.) Your problem will be solved in a professional.