willie's Custom Brass Willie's Trombone Mouthpiece AVANT-GARDE Thin-Tube Tenor SP Finish (SP)

A revolutionary mouthpiece with the world's first triple cup. As long as you can concentrate your breath in the center of the drill, you can exert overwhelming power in all ranges from double pedal to double high. Supervisor: Hiroaki Kono (jazz trombone player) Rim diameter 24.50 (mm) Throat diameter 5.80 (mm) Approximate size of other companies Size: Buck 12C