Bass Trombone Mouthpieces

DOUGLAS YEO Model: BL-YEO-GP

The Yeo mouthpiece features a large symphonic size cup for a big rich sound. It is characterized by a full, centered tone with a focused core and a brilliant, well-defined overtone series.

  • Rim Inner Diameter: 28.72㎜
  • Rim Contour: Semi-flat
  • Rim Thickness: Semi-thin
  • Cup Depth: Semi-deep
  • Throat: 8.00㎜
  • Backbore: Semi-wide

DOUGLAS YEO Model: BL-YEO-ST

The Yeo mouthpiece features a large symphonic size cup for a big rich sound. It is characterized by a full, centered tone with a focused core and a brilliant, well-defined overtone series.

  • Rim Inner Diameter: 28.72㎜
  • Rim Contour: Semi-flat
  • Rim Thickness: Semi-thin
  • Cup Depth: Semi-deep
  • Throat: 8.00㎜
  • Backbore: Semi-wide