ROTOR External plate Aero BCD 110x5 aero black - 52

For you, fast is as important as function and your bike components reflect this plus your acute knowledge of manufacturing processes and materials composition. You already know that nobody applies constant, even force throughout the pedal stroke, which is what ROTOR sought to improve upon by creating its flagship oval Q-Rings. But with a nod toward... morecycling´s illustrious history ROTOR wanted to complement its product range by offering you round noQ 110BCD aero rings in addition to oval Q-Rings for your compact cranks. 0% ovality noQ 110BCD aero chainrings offer the same performance benefits inherent in traditional round rings.Features:- 100% CNC-machined, 7075-T6 aluminum alloy- Aero design: reinforced rigidity and aerodynamics- Steel shifting pins- Designed to work with all 9, 10 and 11 speed groupsets- Some cranks require specific Q-RingsSpeciifcations:- Weight: 171g per set 52/36 - Sizes: Outer - 58A, 56A, 55A, 54A 53A, 52A, 50A- Number of Teeth: 34, 36, 38, 39, 42, 44, 50, 52, 53, 54, 55, 56- BCD: 110 mm- Technologies: Aero, Alu7075, CNC, TryQ- Qring Type: Outer- Discipline: Triathlon