Model PT-44 provides substantial fundamental and a colorful sound. It gives good projection to larger instruments. Fast response and flexibility make this an excellent mouthpiece for CC or BBb-tubas.
The shallower cup as compared to larger models is compensated by a larger bore.
Specs
Cup Diameter (mm): 32.5 (Medium large depth, funnel shaped.)
Rim (mm): 7.5 (Rounded inner and sharp outer edges.)
Bore (mm): 8.4
Resistance: Moderate
Note on shanks