willie's Custom Brass Willie's Trombone Mouthpiece Sagittarius Series Large Bass SP Finish (1)

A full lineup of authentic bass trombones supervised by Takanobu Noguchi of the Sapporo Symphony Orchestra. Relatively shallow cups make them easy to use for beginners and children. Supervisor: Takanobu Noguchi (Sapporo Symphony Orchestra) SP finish, rim diameter 28.60 (mm), throat diameter 7.42 (mm), similar to other companies' sizes: Back 1G