Genuine Shimano replacement part

• 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
• Average weight for 160 mm rotor with lockring is 153 grams