BBB RollerBoys Ceramic Jockey Wheels Gear Pulleys 11T Black – BDP-12
RollerBoys equipped with low friction ceramic bearings for ultra-smooth glide and exceptional durability.
Lubricated with special ceramic light oil for extra smoothness.
Composite material provided by EMS Swiss, with 40% glass-fiber.
Complete set of bushings for different shifting systems included.
Ceramic bearings.
11T Compatible with Shimano 9 and 10-speed / Mega Range and Campagnolo 11 speed.





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