Yamaha HR-31-GP French Horn Mouthpiece Equivalents
Cross-brand alternatives to the Yamaha HR-31-GP french horn mouthpiece. 0 verified equivalents and 12 spec-matched alternatives ranked by similarity.
The Yamaha HR-31-GP is a french horn mouthpiece with a 17.28mm cup diameter and medium cup depth.
Similar by specs (12)
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Bruno Tilz 211-511
Spec match
17.50mm · Medium · Throat 4.30 · Catalog
Cup: +0.22mm Depth: same Throat: -0.10mm
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Specifications
Compare Yamaha HR-31-GP head-to-head
Frequently asked questions
What mouthpiece is equivalent to the Yamaha HR-31-GP?
Based on spec matching, the closest alternatives include Bach 7 with similar cup diameter and depth.
How do I find a cross-brand alternative to the Yamaha HR-31-GP?
Match cup diameter (the Yamaha HR-31-GP measures 17.28mm), cup depth (medium), and throat diameter (4.40mm). Our equivalence algorithm weighs these dimensions to find the closest matches from other brands.
What is the closest Bach equivalent to the Yamaha HR-31-GP?
The Bach 7 is the closest match, with a 17.25mm cup diameter and medium cup depth.