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Navarro French Horn Mouthpiece Cup Underpart

Designer: Osmun


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Designed for Paul Navarro of the Chicago Lyric Opera. It combines characteristics of both the London and Chicago style Osmun cups.

The Navarro Cup specifications:

  • .650" (16.5mm) diameter at the joint where the cup and rim meet
  • inch threads are .750-36 threads, compatible with almost all American-made screw rim mouthpieces
  • standard US shank
  • bright silver plated cup

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