Description
Double tray Rotor aero round ring bcd110x4 56t(44) outer
AERO ROUND RING BCD110x4 56T(44) OUTER BLACK
The outer ring of our 2x aero 110x4 spider mount round chainrings offers minimal air resistance, reduces drag and allows you to pedal faster with less effort.
They are compatible with all ROTOR modular cranks and power meters including 2INpower, INpower, INSPIDER, ALHDU and VEGAST.
