The CHI Brass Heavyweight Geib 1 Tuba Mouthpiece combines the legendary warmth and tonal richness of the original Geib design with the added stability and focus of a heavyweight shell. Based on Fred Geib's own personal mouthpiece, the rim and cup preserve the classic singing character that has made the Geib design a favorite among generations of professional tubists.
The increased mass reduces unwanted vibration in the mouthpiece, producing a more centered tone, enhanced projection, and exceptional slotting while maintaining the colorful, resonant sound for which the Geib design is known. The result is a mouthpiece that offers outstanding clarity and control without sacrificing warmth or flexibility.
The Heavyweight Geib 1 provides exceptional stability throughout the instrument's range while allowing players to shape musical phrases with remarkable nuance. The added mass enhances tonal core, improves articulation clarity, and delivers confidence in demanding orchestral and ensemble settings.
OAL: 3.816″
Max OD: 1.869″ (47.47 mm)
Cup ID @ 0.060: 1.331″ (33.81 mm)
Throat Size: 0.323″ (8.22 mm)
Shank Options: Standard 0.530″ • A 0.525″ • Euro (E) 0.540″
Every CHI Brass mouthpiece is precision manufactured in the USA using premium materials and exacting machining standards. Designed with input from world-class performers and educators, our heavyweight models offer enhanced stability, tonal focus, and projection while preserving the musical response and comfort that define the CHI Brass playing experience.
The CHI Brass Heavyweight Geib 1 is ideal for players who love the classic warmth and expressive flexibility of the Geib design but desire greater tonal density, cleaner articulation, and increased projection for today's most demanding performance environments.
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