Tacx Ceramic Bearing Jockey Wheels – Shimano 9/10 Speed – N/A
These are the Tacx Ceramic Bearing Jockey Wheels – Shimano 9/10 Speed. The Tacx jockey wheels are manufactured from a resin composite that is very resistant to wear and equipped with quality precision bearings. Thanks to the closed bearings they will not get stuck, show play or squeak. These are the op of the bill wheels with ceramic bearings. They run extremely smoothly for the highest performance. A pair of jockey wheels for Shimano 9/10 Speed rear derailleurs.