Rudy Muck was first to develop the "Cushion Rim" system in mouthpiece design by adding a much larger rim surface to the mouthpiece to allow the pressure to be spread over a greater area thus reducing fatigue and discomfort.
Specifications
- 23: .945 / 24.03mm / 19C
- 25: .920 / 23.37mm / <22C
26: .975 / 24.76mm / 7C