YAMAHA-Mouthpiece Trumpet 17B4

YAMAHA-Mouthpiece Trumpet 17B4, rim inner diameter Ø 17.30, cup volume & shape: semi-shallow, rim contour: semi-flat, throat: 3.65mm, backbore: semi-narrow, a good combination of large rim and relatively shallow cup, powerful sound, a good choice for orchestra first-chair players. 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.