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Bach 12E vs Curry 60X Large Shank

The Curry 60X Large Shank has a wider cup diameter, the Curry 60X Large Shank features a deeper cup, the Curry 60X Large Shank has a larger throat opening.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
    Bach 12E
    • Trombone
    Cup diameter24.50 mm / 0.9646 in
    Best suited for
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Curry 60X Large Shank
      • Trombone
      Cup diameter28.85 mm / 1.1360 in
      Best suited for
      🎻Orchestral playing — large cup for full, dark tone
      📣High-volume projection — open throat for power

      Cup Diameter

      The Curry 60X Large Shank has a cup diameter of 28.85 mm / 1.1360 in compared to 24.50 mm / 0.9646 in on the Bach 12E — a difference of 4.35 mm / 0.1714 in. A wider cup generally produces a fuller, darker tone but requires more air support.

      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 12E details Curry 60X Large Shank details Bach 12E equivalents Curry 60X Large Shank equivalents

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