Shimano 105 RD-R7100 Rear Derailleur Tension and Guide Pulley Set (12-Speed)

system has been developed in close collaboration with one of the world's leading aerodynamicists. The development process behind the OSPW Aero spanned over two years, where extensive wind tunnel testing influenced multiple ...

pulleys and add smooth and efficient pedaling back into the ride. Includes one tension pulley and one guide pulley. Sealed bearings and dust covers increase longevity. Compatibility: DURA-ACE R9200 Series This product ...

ement pulleys featuring ceramic bearings for the lower to reduce friction. Tooth shape helps guide the chain during shifting and reduces noise at higher chain angles. Specifications: Campy Part Number: RD-SR600 Width: 8.4mm This ...

friction, last 3-5 time longer than stock high-end pulleys, and are designed to work with less drag. Features: Premium Grade 3 Silicon Nitride Ceramic balls Hand built in Denmark Precision machined aluminum ...