CeramicSpeed Shimano 10/11-speed Oversized Pulley Wheel System: Alloy Pulley, Carbon Cage

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  • Regular price $499.99


The Oversized Pulley Wheel System (OSPW System) offers increased drivetrain efficiency with two 17-tooth alloy pulley wheels and extremely low friction pulley bearings.

  • Grade 3 Silicon Nitride balls
  • Hardened races
  • Reinforced polyamide cage and non-contact seals
  • Hand built in Denmark
  • Carbon fiber cage
  • Precision machined aluminum pulleys

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