A Runyon Quantum baritone saxophone mouthpiece, size 6, manufactured approximately between the late 1990s and early 2010s. Designed by Santy Runyon, the Quantum series was developed as a modern performance mouthpiece offering strong projection, quick response, and a focused tonal core suited to jazz, commercial, big band, and contemporary ensemble settings.

Constructed from hard rubber, the Quantum features a streamlined profile and modern chamber design that emphasizes clarity, projection, and ease of response throughout the instrument’s range. The 6 tip opening provides a versatile balance between control and flexibility, making it suitable for a broad range of playing styles and experience levels.

Specifications & Condition

• Manufacturer: Runyon; Model: Quantum
• Material: Hard Rubber
• Tip Opening: 6
• Chamber: Quantum chamber design
• Manufactured: Approx. late 1990s to early 2010s
• Made in USA
• Excellent used condition
• Crisp original markings remain clear and legible
• Light cosmetic wear consistent with normal use
• No visible cracks, chips, or repairs
• Rails, tip, and table appear clean and well preserved

The Runyon Quantum remains one of the better values in modern baritone mouthpieces. It offers noticeably more projection and edge than many traditional hard rubber designs while maintaining good control and consistency across the horn. The 6 tip opening is particularly versatile, providing enough power for big band and commercial work without becoming demanding or difficult to manage. Players looking for a focused contemporary baritone sound with excellent response will find a great deal to like here.