Columbus Cap Expander 1-1/8" aluminum forks

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Details Columbus Cap Expander 1-1/8" aluminum forks

  • Material: Aluminum
  • Length: 40mm
  • Steerer: 28.6mm
  • For Columbus 1-1/8" aluminum fork
  • Top cap fits 1-1/8" stems
  • Design: Columbus Dove Icon
  • Includes star nut, socket head screw and plug
  • Made in Italy
  • Weight: 40g


With the Columbus Expander 1-1/8", you'll be able to adjust the fit of your slightly smaller carbon forks with ease. This compact and lightweight expander is made Made in Italy with durable aluminum and fits perfectly on 1-1/8" stems. Plus, the sleek design features a Columbus icon for an extra touch of style.

The kit also includes an expander, a screw and an aluminum cap for the stem. Authentic and reliable, this product is ultra slim and only 40g, so it won't add unnecessary weight to your bike. Whether you need to raise or lower your handlebar position, this headset expander will have you covered.

For maximum functionality at an affordable price, there's no better choice than the Columbus 1-1/8" expander! Upgrade your bike today, because perfection deserves top-of-the-line parts quality.

About Columbus

Columbus is an iconic brand in the cycling world, with a rich history and a legacy of excellence in manufacturing high-quality bicycle components. Founded in 1919 in Italy, the brand has been a benchmark in the industry for over a century.

In addition to being known for its high-end steel tubes, Columbus is also a leading manufacturer of other bicycle components, such as forks. Their forks are designed to offer a perfect combination of lightness, strength, and precision, providing cyclists with exceptional control and a smooth ride on every journey.

With a strong presence in the cycling industry, Columbus continues to be a reference for bicycle enthusiasts and frame builders seeking top-quality components and artisanal precision to create bicycles that offer outstanding performance and an unparalleled cycling experience.

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