Detail 01
European medium shank
Shank taper decides fit, not tone. European and American receivers differ, so check your horn before ordering.

Independent shopping perspective
Schilke's 51 mouthpiece in silver plate, cut for a European medium shank receiver. Serves trombone or euphonium players who already know the size they want.

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
Shank taper decides fit, not tone. European and American receivers differ, so check your horn before ordering.
Detail 02
A Schilke model number. It does not cross over to Bach or Denis Wick numbering — compare measurements, not numbers.
Detail 03
Slightly grippier on the lip than gold. It wears through after years of playing and can be replated rather than replaced.
Detail 04
A doubler keeps identical rim contact moving between horns, so the embouchure does not have to reset.
Final check
Product questions
Straight answers to the questions shoppers most often ask about this product.
Only if the slide receiver takes a European medium shank. Large-shank bass trombones and small-shank American tenors will not seat properly. Test-fit if you are unsure.
Yes, provided the euphonium receiver is European medium shank. It is cut for both instruments, which is why doublers use one size across horns.
A feel difference more than a sound one. Silver grips the lip slightly more; gold is slicker and is the usual alternative for players who react to silver.
Warm soapy water with a mouthpiece brush, then rinse and dry. Keep abrasives away from the plating — once silver wears through, it needs replating.
Reference
The complete catalog record, organized around the decisions musicians make when comparing gear.