The CHI Brass IR 1 heavyweight Tuba Mouthpiece is designed for performers seeking a balanced combination of warmth, clarity, and efficiency. Offering excellent response throughout the instrument's range, the IR 1 allows musicians to produce a broad, resonant sound while maintaining precise articulation and tonal focus.
Its versatile design makes it equally comfortable in orchestral, wind ensemble, chamber, and solo settings. Designed with EEb tuba in mind many have also liked it on CC and F tubas.
The IR 1 promotes effortless airflow and a stable tonal center, helping performers achieve consistency in all registers while maintaining flexibility for a wide variety of musical styles.
Rich, resonant tone
Responsive articulation
Strong tonal core
Excellent flexibility
Stable intonation
Broad dynamic range
Consistent response throughout the registers
Symphony Orchestra
Wind Ensemble
Chamber Music
Solo Performance
Studio Work
Brass Band
Brass Quintet
EEb Tuba
CC Tuba
F Tuba
Overall Length : 3.8″ 96.52mm
Max OD: 1.87″ 47.4498 mm
ID at 0.060″ into the cup: 1.287″ 32.7 mm
Throat: 0.317″ 8.0518 mm
Shank: Standard 0.530″, A 0.525″ or E 0.540”
If Gold Plate desired please email us for current market pricing
Gold, Special Order or marked or damaged Mouthpieces are not returnable
Every CHI Brass mouthpiece is manufactured to exacting standards in the U.S. with a focus on consistency, response, comfort, and tonal beauty. Developed in collaboration with leading performers and educators, CHI Brass mouthpieces are trusted by musicians around the world for their precision, reliability, and exceptional musical results.
The IR 1 is an excellent choice for musicians seeking a versatile mouthpiece capable of delivering both power and refinement.
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