Yamaha 11B4 Mundstück für Trompete
Yamaha 11B4 Mouthpiece for Trumpet, Mouthpiece for Trumpet, Model Nr: 11B4, Standard Series, Inner diameter: 16.46 mm, Rim contour: Semi-flat, Rim thickness: Standard, Cup depth: Semi-shallow, Bore: 3.65 mm, Backbore: Semi-narrow, Colour: Silver-plated