Rotor Aero MAS 1x/2x Spider

Unleash your aerodynamic potential and ride faster with the ROTOR Aero MAS 1x/2x Spider. Designed for road racers and triathletes, this robust spider minimizes drag for superior speed. Its Micro Adjust Spider (MAS) technology offers precise Q RINGS® OCP tuning, maximizing power output and comfort. Seamlessly integrate with ROTOR modular cranks and power meters, offering unparalleled customization for 1x or 2x setups. Elevate your performance and achieve new personal bests