Full Speed Ahead Headset Spacers

These spacers are designed for standard 1-1/8 inch (28.6 mm) steerer tubes. They are compatible with the vast majority of modern road, mountain, and hybrid bikes, but you should verify your fork's steerer diameter before purchasing.

Each spacer in the pack measures 10 mm in height. This makes it easy to calculate your total stack height by simply multiplying the number of spacers you install.

The pack includes 10 individual aluminum spacers. This quantity is usually more than enough to dial in your handlebar height or to share with a friend.

Yes, these aluminum spacers are safe to use with both aluminum and carbon steerer tubes. Just ensure your stem is properly tightened to the manufacturer's torque specifications to prevent any movement.

Aluminum spacers are generally more durable and resistant to cracking under the pressure of the stem bolts compared to some carbon options. They provide a reliable, consistent fit and are often preferred for their straightforward, no-fuss durability.