Columbus Carbon Fork Bung

In Stock, ONLY 1 LEFT!

Made to provide a reliable anchor point for your stem, this durably designed expander bung is specifically designed for use with carbon forks with 1 1/8" threadless steerer tubes. Coming complete with dual, knurled aluminium wedge rings to ensure a snug fit and set compression tension, this excellent addition to your cockpit provides a sturdy base for your steering setup.

Easy to fit and reliable once in place, this comes in a decent length to allow for full support along your stem's clamp and is highly recommended! 


  • Designed for forks with 1 1/8" threadless carbon fiber steerers
  • 23-25 mm in diameter
  • 49 grams.
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