ROTOR Q-XL Aero 53T Kettenblatt, 5-Arm, BCD 110mm Federgabeln Mounting: Clamp (low)

Mounting: Clamp (low)

Color: Black / White

Compatible with the Shimano XTR M9000 series

Changing the standard AA battery can be done quickly and without tools

ROTOR Q-XL Aero 53T Kettenblatt, 5-Arm, BCD 110mm Federgabeln Mounting: Clamp (low)ROTOR's Q XL chainrings are extremely oval with an ovality of 16% compared to the standard Q Rings, which "only" have an ovality of 10%. This allows for a highly efficient circular pedaling stroke, as the "dead spot" of the pedaling motion can be optimally overcome. ROTOR advertises 9. 1% less lactate and 4. 1% more power with oval chainrings. "Increase your Cycling Performance Upgrade yourself!" Specification: 16% ovality Suitable for cranks with 5