This large shank euphonium mouthpiece offers players a refined alternative to the standard SM4U with its thoughtfully engineered slightly shallower cup design. The 26.00mm cup diameter provides excellent balance between tone richness and projection, while the 6.30mm rim width ensures comfortable extended playing sessions without sacrificing control or endurance.
The 7.40mm bore works in harmony with the large shank to produce a focused, centred sound that cuts through ensemble textures while maintaining the warm, lyrical qualities euphonium players demand. This mouthpiece suits intermediate to advanced players seeking enhanced clarity and response in their upper register work, making it particularly valuable for solo repertoire and demanding orchestral passages.
Built to professional standards, this mouthpiece represents an ideal choice for players who find the regular SM4U slightly too deep for their playing style or musical requirements. The shallower cup design facilitates easier high register access while preserving the fundamental character and projection that makes the SM4U series so popular among euphonium specialists.
Key Features
- 26.00mm cup diameter for balanced tone and projection
- 6.30mm rim width for playing comfort
- 7.40mm bore for focused sound production
- Large shank compatibility
- Slightly shallower cup than standard SM4U
- Enhanced upper register response



