John Packer 4B French Horn Mouthpiece

4B French Horn Mouthpiece square

John Packer 4B French Horn Mouthpiece

Code: 202933

A noticeable step up from the ‘600’ series of JP brass mouthpieces, this new and improved range benefits from a higher overall standard of build quality and precision. The quality of silverplating on these models has also been significantly improved. Aimed at progressing players, these mouthpiece provide an affordable step-up option for players looking to upgrade their mouthpiece.

This John Packer 4B French Horn mouthpiece features a medium depth cup size with an inner diameter of 17.78mm. This model is ideal for players looking for a medium sized mouthpiece that is not too deep or too wide.


  • Inner Diameter: 17.78mm
  • Cup Size: Medium
  • Finish: Silver Plated
  • Suitable For: French Horn


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