YAMAHA-Mouthpiece Trumpet 7A4

YAMAHA-Mouthpiece Trumpet 7A4, rim inner diameter Ø 16.24, cup volume & shape: shallow, rim contour: semi-flat, throat: 3.65mm, backbore: narrow, relatively small inner rim diameter, but still flexible, perfect for piccolo or lead trumpet. 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.