Posted by Since... on April 06, 2003 at 08:40:57:
In Reply to: Yamaha 60C4 Mouthpiece posted by Tim on April 06, 2003 at 07:33:32:
...Yamaha's numbering system is roughly comparable to Schilke's, I'd say it's a bass trombone mouthpiece. However, their catalog only lists a 60 and a 60B, which is a German-style bass trombone mouthpiece.