YAMAHA-Mouthpiece Alto (Tenor) Horn 37C4

YAMAHA-Mouthpiece Alto (Tenor) Horn 37C4, rim inner diameter Ø 18.60, cup volume & shape: standard, rim contour: semi-flat, throat: 5.25mm, backbore: standard, medium inner rim diameter and cup volume, bright tone, easy to play from the lowest to highest notes. Outstanding endurance. Produced using the most advanced computer design and manufacturing technology, our Standard Series mouthpieces feature unmatched precision, smooth attack, secure control, and easy playability. They have the ideal weight for all-around usage and are available in over 100 configurations.