Yamaha French Horn YAC-HR30C4 Mouthpiece
Yamaha Standard Series French Horn mouthpieces feature unmatched precision, smooth attack, secure control and easy playability. They have the ideal weight for all-around usage.
YAC-HR30C4: 17.28mm inner diameter, semi flat rim, standard U cup depth. Medium inner rim diameter & U cup for fast response. Standard type with ideal resistance and powerful, rich tone.