Yamaha
Yamaha Trombone Mouthpiece 51 B
Short Shank
Yamaha Model 51 B The 51 Rim With A Relatively Shallow Cup. Powerful Sound. Similar To A Bach 5 G, But With A Shallower Cup Or A Schilke 51 B. Inner Diameter = 25.23mm. Contour = Standard. Thickness = Standard. Cut Depth = Semi Shallow. Throat = 6.92mm. Backbone = Semi Wide.
Standard manufacturers warranty