Marcinkiewicz 7 Mouthpiece for Trumpet, Mouthpiece for Trumpet, Size: 7, Outer diameter: 26.97 mm, Inner diameter: 16.84 mm, Cup depth: 11.51 mm, Bore: 3.66 mm, Total length: 87.63 mm, Rim contour: Medium-round, Silver-plated, Slightly smaller than the comparable Bach 10-1/2C
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