Developed to answer the increasing needs for watt savings and performance equipment, the NEW Oversized Pulley Wheel System is now available. The system consists of 17-tooth alloy pulley wheels fitted with low friction CeramicSpeed Bearings and a lightweight cage made from a polyamide and carbon fibre finish. The OSPW system reduces friction in the pulleys by 60% and for your optimised performance, your watts savings start at 2.4 watts.
Fast-drying arm warmers-CeramicSpeed OSPW System 10/11S Shimano
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