ceramicspeed OSPW coated system for Shimano 9100/9150 and 8000/8050 SS

The CeramicSpeed Oversized Pulley Wheels System has been proven to be the fastest pulley system in the world, providing energy savings starting from 2.4 watts over standard Shimano systems. Featuring a 13-tooth upper pulley wheel and a 19-tooth lower pulley wheel to provide absolute optimisation of the rear derailleur. The upper and lower oversized aluminium pulley wheels come fitted with either standard or coated CeramicSpeed Bearings. This new design has an integrated stop tower for easier mounting and compatible with up to a 32 tooth cassette for both Dura Ace amp; Ultegra derailleurs. In The Box - A complete 13-tooth/19-tooth OSPW System - CeramicSpeed Bearing Oil in 15ml dropper bottle Note: Estimated total lead time for this order including delivery is 10 days