FSA Headset Spacers

These spacers are designed for a standard 1 1/8-inch (28.6mm) steerer tube, which is the most common size found on modern road, mountain, and hybrid bicycles. If you are unsure of your size, check your bike's specifications or measure the outer diameter of your steerer tube.

These are constructed from durable aluminum with an anodized finish. This material choice provides a lightweight, corrosion-resistant solution that holds up well against the elements compared to plastic alternatives.

Each package includes a set of 10 spacers. This quantity is typically sufficient to adjust your stem height significantly or to outfit multiple bikes.

Yes, that is their primary purpose. By moving these spacers above or below your stem, you can fine-tune your handlebar height to achieve a more comfortable or aggressive riding position.

Yes, these aluminum spacers are compatible with both aluminum and carbon fiber steerer tubes. Just ensure you follow your bike manufacturer's torque specifications when tightening your stem bolts to avoid damaging the steerer.