This mouthpiece only fits a Baritone Saxophone.
Yamaha 5C Tenor Saxophone Mouthpiece
Yamaha 5C Soprano Saxophone Mouthpiece
Metal Baritone Saxophone Mouthpiece, Brass Sax Accessory with 2 Pads and Cap, High Quality Gold Metal Mouthpiece for Baritone Saxophone, Smooth Surface Design for Easy Installation (5C)
Yamaha Baritone Saxophone Mouthpiece YACBS5C
YAMAHA Baritone Saxophone C1 Neck BC1GP Gold Lacquer
Yamaha YBH 301 Baritone Saxophone
