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20 + 20 with dia. 21x16 C'Bore 15x100 Fork Conversion Kit

JJBP

$70.00
(1 review) Write a Review
SKU:
JJBP-014
UPC:
720260154144
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JJBP Fork conversion kit for 15x100 forks with 20-21 mm thick fork ends and a removable ⌀21 mm x 16 mm threaded insert.

Key Features:

  • Allows use of a 12x100 wheel with your 15x100 fork
  • Installation requires only 2.5 and 5 mm hex keys and some grease (reference video below).
  • Lightweight at just 50 grams for the full kit
  • Black anodized aluminum finish for corrosion resistance and durability

1 Review Hide Reviews Show Reviews

  • 5
    Saved my bike from needing a new fork

    Posted by Daniel on 11th May 2026

    This item allowed me to replace the broken axle on an old and apparently niche fork from 2017. Literally nowhere else on the internet could have saved me, but this did! I'm elated beyond words this saved me a ton of stress to likely replace a whole fork!

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