Denis Wick Ultra Aaron Tindal AT4 Tuba Mouthpiece

Designed for Rotary Valve CC Tubas

The Denis Wick Ultra Aaron Tindal AT4 was specifically developed to complement rotary valve CC tubas. Its Geib-inspired bowl-shaped cup enhances the natural tonal core of rotary instruments while promoting excellent projection and secure intonation.

Combined with the comfortable Warren Deck rim, the AT4 delivers exceptional control and effortless musical expression.

Performance Characteristics

The AT4 emphasizes tonal clarity and definition while preserving the warmth and richness associated with rotary tubas. Its moderate throat provides excellent pitch stability and consistent response.

Sound Characteristics

• Strong tonal core
• Focused projection
• Warm resonance
• Clean articulation
• Excellent pitch stability
• Balanced response
• Rich orchestral character

Recommended For

Ideal Applications

• Symphony Orchestra
• Wind Ensemble
• Chamber Music
• Professional Performance

Ideal Instruments

• Rotary Valve CC Tubas
• German-style Contrabass Tubas

Specifications

Cup Diameter: 32.8 mm

Cup Design: Fred Geib-inspired bowl profile that provides a focused tonal core with warm resonance and excellent projection.

Throat: 8.30 mm

Backbore: Medium-open design balancing projection with tonal clarity.

Rim: Warren Deck Ultra rim designed for comfort and stability.

Finish: Silver Plated

Available Shanks:

• American (UY)
• European (U)

Why Choose the AT4?

The AT4 allows rotary tubas to produce their characteristic warmth while adding projection, clarity, and exceptional tonal focus.