7 GW Helios Trumpet Mouthpiece Rim Diameter 16.25mm, .640 inches

Focused Powerhouse – 7 Rim Diameter 16.35mm / .640" inner rim. Discover the magic of precision and efficiency with our 7 rim diameter — a compact, supportive rim that delivers crystal-clear articulation, effortless playability, and explosive projection, all supercharged by premium stainless steel construction. This size provides a secure, focused feel with excellent embouchure support, making it easier to maintain control, reduce fatigue, and push your sound farther than ever — perfect for players who demand responsiveness and edge in demanding styles. The stainless steel material shines here: it transfers your buzz with unmatched immediacy and energy, resulting in a brilliant, centered tone that pops with clarity, cuts through any mix, and maintains incredible definition even at high volumes. No more muddiness or lost notes — just pure, vibrant response that elevates your musicianship. Available in four dynamic cup depths:

• Deep — Rich, warm foundation with massive core and depth for symphonic or big band power.
• Medium Deep — Balanced richness and breadth — ideal for large ensembles needing warmth without sacrificing projection.
• Medium — Versatile all-rounder with excellent core tone, flexibility, and dynamic range for a wide range of playing.
• Shallow — Our jazz favorite — super-popular in jazz ensembles for its bright, sparkling highs, lightning-fast articulation, quick slotting, and effortless upper register access. Delivers that crisp, punchy edge that defines modern jazz trumpet.

Whether you're laying down burning lines in a small group, soaring over a big band, or adding brilliant accents in any setting, this mouthpiece gives you the tools for sharper attacks, smoother phrasing, and bigger, more confident projection. The classic small-rim feel, reborn in stainless steel — play easier, sound clearer, project farther.