"Bruno Tilz Spezial Tilz Bar. 214D 3-1/2, Baritone Mouthpiece, ""Special Tilz"", Suitable for baritone or old German trombone, Cup inner diameter: 25.5 mm, Bore: 6.2 mm, Shaft no. 2, Cup depth: medium deep, Rim contour: medium wide, Silver-plated"
