Bob Reeves 43W/HF vs GR Technologies 67FD

The Bob Reeves 43W/HF has a wider cup diameter, the Bob Reeves 43W/HF features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
The width of the rim surface that contacts the lips. Wider rims improve endurance; narrower rims improve flexibility.
Mouthpiece A
    Bob Reeves 43W/HF
    • Flugelhorn
    Rim width
    Best suited for
    🎻Orchestral playing — large cup for full, dark tone
    vs
    Mouthpiece B
      GR Technologies 67FD
      • Flugelhorn
      Rim width
      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 Bob Reeves 43W/HF details GR Technologies 67FD details Bob Reeves 43W/HF equivalents GR Technologies 67FD equivalents