AR Resonance Top M FL D 40 Bronze Cornet; mouthpiece top for cornet; inner cup diameter: 16.80 mm; throat size: 4.0 mm (40); cup depth: Medium; comparable to Bach 3 diameter, very deep, like Denis Wick deep kind; weight: L (light = standard); material: Bronze, silver plated; made in Italy

AR Resonance Backbore PS 40 M Brass Cornet; mouthpiece backbore for cornet; For piccolo with cornet shank (Schilke) or cornets; throat size: 4.0 mm (40); internal size: Medium; weight: L (light = standard); material: Brass, silver plated; made in Italy