8: For frames with 41mm inner top diameter

All headsets come complete with a Hope Head Doctor

A3 leaves nothing to chance by setting the modern standard in protection and fit as demanded by Troy Lee Designs athletes

It can also be used to increase the range of standard doubles

Compatibility:(all sold separately)

SwissStop Catalyst Centrelock Disc Brake Rotor - 203mm - Centrelock netsuite-webdata-created 8: For frames with 41mmYou probably thought all Rotors were the same right? Well, not the Catalyst centerlock rotor from SwissStop. In 2015 some pretty smart engineers did a lot of testing of all the main rotors on the market and analysed the results. They then used their findings to develop a whole new rotor, one that offered sustained endurance and effective thermal management. What does this mean in the real world? Less brake fade, shorter stopping distances, slower wear