Detail 01
17.08 mm inner diameter
Middle of the road for horn. Enough room for a full low register without tiring the corners quickly.

Independent shopping perspective
Standard-taper Yamaha horn mouthpiece with a gold-plated rim and cup. For horn players who react to silver plating or want a slightly warmer, grippier rim.

Strong match
Consider the trade-offs
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 01
Middle of the road for horn. Enough room for a full low register without tiring the corners quickly.
Detail 02
Softer, slightly slicker feel than silver, and nickel-free contact. Some players slip more on it when dry.
Detail 03
On the tighter side. Adds resistance, which makes soft entrances and pitch centering easier but caps top-end volume.
Detail 04
The standard horn cup shape. Keeps low notes full while holding the tone from spreading up high.
Detail 05
Focuses the sound and adds back pressure. Feels more secure, less open than a wide backbore.
Detail 06
Rounded, no sharp bite. Comfortable for long rehearsals, less precise for players who want a defined edge.
Final check
Product questions
Straight answers to the questions shoppers most often ask about this product.
It removes silver and nickel from the surface touching your lips, which is the usual cause. If the plating wears through, the base metal is exposed again.
Yes. The medium diameter and added resistance from the tighter throat and semi-narrow backbore make notes easier to center while an embouchure is still forming.
Any difference is small next to cup depth, throat, and backbore. What you will notice is the feel on your lips.
It uses the standard French horn taper, which fits most single, double, and triple horns. Confirm your instrument isn't built for an American shank.
Reference
The complete catalog record, organized around the decisions musicians make when comparing gear.