Yamaha 11B4 Trumpet Mouthpiece
Yamaha Model 11B4 a Somewhat Shallow Cup and Medium Rim for Extra Endurance Brilliant Tone Similar to a Bach 7D 16.46mm Inner Diameter Semi-Flat Contour Standard Thickness Semi-Shallow Cut Depth 3.65mm Throat Semi-Narrow Backbone
Yamaha TR14B4 Trumpet Mouthpiece
Yamaha Model 14B4 Relatively large rim diameter and shallow cup Outstanding overall balance for all musical genres Similar to a Bach 3C or a Schilke 15B Inner Diameter = 16.85mm Contour = semi-flat Thickness = standard Cut Depth = semi-shallow...
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