CeramicSpeed Pulley Wheels - 2x12-speed | for Shimano GRX (RX820) - black

High-quality derailleur pulleys made of anodized aluminum. Developed, designed and hand built in Denmark. In the version for the mechanical Shimano GRX 2x12-speed rear derailleur, CeramicSpeed relies on a pulley wheel combination with 11 and 13 teeth for precise shifting performance and high durability. To ensure also the greatest possible efficiency, the proven ceramic hybrid bearings are used. Compatibility: shifting system: Shimano GRX, 2x12-speed rear derailleur: RD-RX820 (mechanical) Scope of supply: 1 pair of derailleur pulleys (tension and guide pulley) incl. spacer kit, UFO bearing oil (10 ml) and decal Regular CeramicSpeed products are covered by a four-year warranty. The detailed warranty conditions can be found at www.ceramicspeed.com.