Made of quality brass the 16F4 Flugelhorn mouthpiece is highly regarded among beginning and professional musicians alike. The result of a special approach to design and manufacture, the 16F4 Flugelhorn mouthpiece delivers the performance and comfort required where they are needed most: where instrument meets musician. The mouthpiece production techniques used by Yamaha promises consistent quality time after time. Our computer-aided design system and computer controlled lathe work together to pro