Jupiter 12C Trombone/Euphonium Mouthpiece - Small Shank

The Jupiter JBM12C (12C) Trombone/Euphonium Mouthpiece is a reliable small-shank mouthpiece suited to student and progressing players who want a comfortable feel and a dependable, all-round sound. The 12C size is designed to speak easily, support clean articulation, and keep the tone centred for band and ensemble playing.

A practical “everyday” mouthpiece for lessons, school bands, and community groups, the JBM12C provides a predictable blow and consistent slotting, helping players build control and endurance without needing a specialised setup.