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Entirely developed, designed and produced in Denmark by CeramicSpeed, the Oversized Pulley Wheel System is a technologic advance for the cycling industry.

Matching the highest quality materials with a unique design, the OSPW System delivers lower friction and longer lifetime, improving your competitive advantage. Thanks to the OSPW System, the power savings start at 40%, and the CeramicSpeed Bearings inside guarantee a 3-5 times longer longevity compared to commonly used standard pulleys on the market. The watt savings with a CeramicSpeed OSPW System start at 1.6 watts.

The OSPW system derailluers is compatible up to a 32 tooth cassette size. The product is for 11 speed  and is not compatible with 12 speed. 

In The Box

  • Oversized Pulley Wheel System
  • CeramicSpeed Bearing Oil in 15ml dropper bottle
  • Sticker sheet

OSPW System for Shimano, Sram and Campagnolo

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