Bruno Tilz E.Schmid 55 French Horn Mouthp, Mouthpiece For French Horn, Model 55 E.Schmid, Inner drum shell Ø: 17.0 mm, OD Ø: 25.0 mm, Bore: 4.2 mm, Cup depth: Medium, slightly bulbous drum shell, Medium wide rim: 4.0 mm, Silver plated
