Columbus Carbon Fork Expander Bung
Made to provide a reliable anchor point for your stem, this durably designed expander bung is specifically designed for use with Columbus’ range of 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.
Features:
- Material: Knurled Aluminium
- Includes: Expander kit with bolt + aluminium stem cap
- Diameter: 23-25mm
- Weight: 49g with stem cap
Buy Columbus Components from Chain Reaction Cycles, the World’s Largest Online Bike Store.





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