- Shimano SM-RT64 rotors offer secure and easy set-up with the proven Centre-Lock mounting system
- Precision cut stainless steel braking surface improves pad clearing in muddy conditions while aiding cooling underhigh load
- Rotor contact surface has been developed for excellent pad clearing and cooling which increases pad performance and life
- Alloy spider supports rotor surface, increasing rigidity and reducing weight
- Comes complete with steel lockring