King Mouthpiece For Marching Brass Silver Plated Finish Euphonium/Trombone (Thick Tube) [K-EU] Only,

The K series mouthpiece is a new series that has evolved by combining innovative ideas with the tradition and technology of King Marching Brass. It is a design that pursues the ideal and takes pride in being made in the USA. Cup inner diameter: 25.5mm. Cup shape: deep. Flat rim specifications that can handle intense movements.