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RollerBoys (jockey Wheels) equipped with low friction ceramic bearings for ultra-smooth glide and exceptional durability.


Top Features:

  • Lubricated with special ceramic light oil for extra smoothness
  • Composite material provided by EMS Swiss, with 40% glass-fibre
  • Complete set of bushings for different shifting systems included
  • Ceramic bearings
  • 11T. Compatible with Shimano 9, 10 and 11-speed / Mega Range and Campagnolo 11 speed.

BBB BDP-12 RollerBoys Ceramic Jockey Wheels

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