- Fits SPDR™ Hubs found in RLR & HWR wheels beginning 01/01/2022*
- Alloy Construction except for MicroSpline option
- Cartridge Bearings
- Shimano HG, SRAM XDR, Campy N3W, Shimano MicroSpline
*please contact us for prior-generation road/gravel wheel freehub replacement options.