"Bruno Tilz Spezial Tilz Bar. 214-B 2-1/2, Mouthpiece for Baritone, ""Special Tilz"", Inner diameter of the cup: 25.5 mm, Bore: 5.6 mm, Shaft Nr: 2, Suitable for baritone or old German trombone, Cup depth: Medium, Rim contour: Medium, Silver plated"
Thomann Italia