Yamaha Trumpet Mouthpiece TR-14B4

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. There’s a Yamaha mouthpiece to suit every player.\n\nSpecification: Rim Inner Diameter (mm) : 16.85 Throat (mm): 3.65 Characteristics: Relatively large rim diameter and shallow cup. Outstanding overall balance for all musical genres.