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Relatively large diameter with a shallow cup make this well-balanced for all musical genres
16.85mm inner diameter, semi-shallow cup
Semi-flat rim, semi-narrow backbore
Extra thick silver plating for added durability and longevity
Fits all brands and models of standard trumpets
Yamaha mouthpieces are produced using the most advanced computer design and manufacturing technology, giving them unmatched precision and consistency. The 14B4 trumpet mouthpiece has a moderately large rim diameter and slightly shallower cup, giving it an outstanding balance of characteristics for a wide range of playing situations.