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Bach 30CB vs Bob Reeves CV

The Bach 30CB has a wider cup diameter.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.
Mouthpiece A
    Bach 30CB
    • Trombone
    Throat diameter—
    Best suited for
    🎻Orchestral playing — large cup for full, dark tone
    vs
    Mouthpiece B
      Bob Reeves CV
      • Trombone
      Throat diameter—
      Best suited for
      🎻Orchestral playing — large cup for full, dark tone

      Which is better?

      Neither mouthpiece clearly dominates the other — the right choice depends on your embouchure, playing style, and the sound you're after. Try both if possible.

      Open in interactive tool + Add third mouthpiece Bach 30CB details Bob Reeves CV details Bach 30CB equivalents Bob Reeves CV equivalents

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