The Oversized Pulley Wheel System for Shimano Dura Ace 9200 and Ultegra 8100 with integrated stop tower for simple installation and durability.
The CeramicSpeed Oversized Pulley Wheels System has been proven to be the fastest pulley system in the world.
This OSPW System has handbuilt CeramicSpeed Bearings installed in each pulley and comes with a 4 year warranty as standard and a lifetime warranty when choosing coated or SLT bearings.
In The Box
A complete 13-tooth/19-tooth OSPW System
CeramicSpeed Oil for Pulley Wheel Bearings, 15ml. dropper bottle
Codeveloped with Simon Smart and Drag2Zero.