Yamaha SL45C2S Trombone Mouthpiece (45C2 Short Shank)

Yamaha Model 45C2. Small inner rim diameter with a clean bite. Easy playability with a bright tone. Similar to a Bach 12C. Inner Diameter = 24.26mm. Contour = semi-round. Thickness = standard. Cut Depth = standard. Throat = 5.85mm. Backbone = semi-narrow.