Rotor Round Ring BCD110x4 Outer Black - 11/12S Compatible Size:54T (42T) designed to preserve resources and

designed to preserve resources and diminish disposables

powerfully bright output and multiple mounting options

The radar is the ultimate symbol of both focus and navigation under difficult conditions

Wheels Manufacturing double-ended bottom bracket wrench designed to fit 16-notch bearing cups with an outside diameter of 44mm as well as 16-notch bearing cups with an outside diameter of 48

Aircraft Aluminum Alloy

Rotor Round Ring BCD110x4 Outer Black - 11/12S Compatible Size:54T (42T) designed to preserve resources andThese 110x4 Round Chainrings were created in order to accomplish uncompromising compatibility without sacrificing performance. Designed to be 11 and 12 speed compatible, these chainrings fit both Rotor cranksets and Shimano Shimano Dura Ace FC R9200 P, FC R9200, FC R9100, 9000 and Ultegra FC R8100, FC R8000, R6800 cranksets. For use with Shimano Cranksets will need either standard 2x chainring bolts. or for the best aesthetics and most aerodynamic