Marcinkiewicz Trumpet 12, Mouthpiece, For trumpet, Rim contour: Medium round, Outer diameter: 26.97 mm, Inner diameter: 16.31 mm, Cup depth: 11.10 mm, Bore: 3.66 mm, Total length: 87.63 mm, Colour: Silver-plated, Similar to the Bach 7E or Schilke 13A4a
Thomann Italia