Designed to deliver smooth riding performance, the CeramicSpeed hub bearigns boost the abilities of your Mavic wheels. The Mavic-20 Shimano wheek kit is suitable for Mavic models Ksyrium Pro, Ksyrium Elite, Ksyrium Pro Carbon SL T, R-Sys SLR, CXR Ultimate 80 T, CXR Ultimate 60 C+T, Cosmic Ultimate CCU.
Choose to ride even faster by using CeramicSpeed hub bearings in your wheels. Upgrade your wheel set at a glance. All CeramicSpeed hub bearings come as a complete wheel kit for both front and rear hubs. Performance is improved substantially when upgrading your wheels with CeramicSpeed.
Every CeramicSpeed hub bearing is fitted with Grade 3 Silicon Nitride balls, which are 400% smoother, 128% harder and 58% lighter than stock steel balls usually used and found in most bike components. Compared to other ceramic balls, CeramicSpeed’s are 100% smoother and 15% harder. The matchless mix between low friction and durability is what makes CeramicSpeed bearings unique and the best of their kind.
To top it off, all CeramicSpeed bearings are using a specially designed grease meant to keep the frictional drag to the minimum.