JK 1-1/2C Flugelh. Mouthp. USA
JK USA Flugelhorn 1-1/2C DS, Mouthpiece for Flugelhorn, USA model, German shaft Ø: 9,30 mm, Edge diameter: 27.30 mm, Cup diameter: 16.80 mm, Bore: 3.80 mm, Medium-flat cup, Made of Plexiglas - for more pleasant playing in cold weather