Rudy Muck Cushion Rim Trombone Mouthpieces 23 Model 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.
Rudy Muck Cushion Rim Trombone Mouthpieces 26 Model 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.
