JK 3C Flugelhorn Mouthp. USA AS
JK USA Flugelhorn 3C AS, Mouthpiece for Flugelhorn, US model, American shank: 9.30 mm, Rim diameter: 27.30 mm, Cup diameter: 16.60 mm, Bore: 3.80 mm, Medium shallow cup, Made of Plexiglas - for more pleasant playing in cold weather