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Ships within 48 hours · Estimated delivery Aug 31 - Sep 5
Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Compatible with Hollowtech II bottom brackets
Compatibility: e
you'll conquer every climb
when you want it
SM-RT64 (Not included
ROTOR Q-XL Aero 53T Kettenblatt, 4-Arm, BCD 110mm Naben Compatible with Hollowtech II bottomROTOR Q XL chainrings are extremely oval with an ovality of 16% compared to standard Q Rings, which "only" have an ovality of 10%. This allows for a very efficient circular pedal 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 4 hole mount
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