RollerBoys equipped with low friction ceramic bearings for ultra-smooth glide and exceptional durability. Special teeth pattern for quick shifting performance. Lubricated with special ceramic light…
Composite material provided by EMS Swiss, with 40% glass-fiber mixture. Complete set of bushings for different shifting systems included. 10T. Compatible with Shimano 7 and 8-speed; Campagnolo 8, 9…
11T. Composite material provided by EMS Swiss, with 40% glass-fiber mixture. Special teeth pattern for quick shifting performance. Complete set of bushings for different shifting systems included.
RollerBoys equipped with low friction ceramic bearings for ultra-smooth glide and exceptional durability. Special teeth pattern for quick shifting performance. Lubricated with special ceramic light…
10T. Composite material provided by EMS Swiss, with 40% glass-fiber mixture. Special teeth pattern for quick shifting performance. Complete set of bushings for different shifting systems included.
Elevate your cycling game with RollerBoys 12x12T Ceramic derailleur pulleys. Crafted with precision by EMS Swiss from a high-performance composite material and a 40% glass-fibre blend, RollerBoys…
Unleash the power of precision with RollerBoys 12x12T CrMo derailleur pulleys! Crafted with high-performance composite material by EMS Swiss and boasting a 40% glass-fibre blend, these pulleys…
RollerBoys Derailleur Pulleys These boys will keep you rolling forever! The Rollerboys Ceramic will make your bike ride so smooth that you will never stop anymore! The composite material is strong…
11T. Composite material provided by EMS Swiss, with 40% glass-fiber mixture. Complete set of bushings for different shifting systems included. Equipped with special internal lubricant system.
A super easy and noticeable upgrade for your Eagle drive train! The Rollerboys will make your bike ride so smooth that you will never stop anymore! The composite material is strong and durable and…