ROTOR Aero MAS Spider 110x4 1x/2x is engineered to provide minimal air resistance, reduce drag and allow you to pedal faster with less effort.

It is compatible with road modular cranks ALDHU and VEGAST and power meters 2INpower and INpower. Select the perfect chainring size from ROTOR´s 1x/2x 110x4 Q RINGS® or Round range.