Yamaha SL-48 Trombone Mouthpiece Standard Series

Rim Inner Diameter: 25.25mm , Throat: 6.62mm
SL48S  Small Shank Characteristics: Well-balanced rim and cup for all-around playing. Refined design meets the needs of professional players.

SL48L  Large Shank Characteristics: Well-balanced rim and cup with a fairly narrow backbore. Meets the needs of professional players.

The Difference Between Mediocrity & Mastery
A brass instrument mouthpiece is much more than an add-on or accessory. It is a vital part of your instrument. As interface between artist and instrument, it can mean the difference between mediocrity and mastery.

Standard Series (Small Shank, Large Shank)
Produced using the most advanced computer design and manufacturing technology, our Standard Series mouthpieces feature unmatched precision, smooth attack, secure control, and easy playability. They have the ideal weight for all-around usage and are available in over 100 configurations. Theres a Yamaha mouthpiece to suit every player.