R1 Freehub Body - XDR

This freehub makes your Kinetic R1 indoor trainer compatible with SRAM XD, SRAM XDR or Campagnolo 9, 10, and 11 speed cassettes. Note: Installation is required! Please view the videos for instructions. Cassette and Lock Ring are not included. Please view the installation videos below to insure you have all of the proper tools before purchasing. If you do not want to perform the installation yourself, your local bike shop will have the tools and the know-how to get you up and running!