Secure and stable Acerbis X-Brake mounting kits for MX motorbike Flange fits all Acerbis front disc covers (including X-Brake, X-Brake 2.0) Takes advantage of the wheel axle by replacing the OEM spacer Made of aluminium for the best combination of being lightweight and strong Finished in natural aluminium or black anodised Fits: Kawasaki KX450F 2023