The 30G is fantastic on the Eastman 825 rotary Bb. Being mostly a piston valve tuba player that uses funnel cup mouthpieces, the G cup is the most comfortable setup to play on.

Hello, I am in the process of thinning the herd of mouthpieces in my collection. Listed below are the prices and condition. I am located in Cincinnati, for shipping add $8 for inside the USA. Contact: johnamiller697@gmail.com, I cannot read PM's email is the only way to get in contact. Pictures ...