YAMAHA-Mouthpiece Alto (Tenor) Horn 38D4

YAMAHA-Mouthpiece Alto (Tenor) Horn 38D4, rim inner diameter Ø 18.90, cup volume & shape: semi-deep, rim contour: semi-flat, throat: 5.25mm, backbore: standard, large inner rim diameter and a fairly deep cup produce a rich, heavy tone, popular with top British amateurs. 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.