Marcinkiewicz 8 Mouthpiece for Trombone KS, Mouthpiece for Tenor Trombone, Small shank, Outer diameter: 38.96 mm, Inner diameter: 25.93 mm, Cup depth: 25.27 mm, Bore: 6.63 mm, Total length: 80.52 mm, Colour: Silver plated, Comparable to Bach 4
Thomann Italia