The SRAM XDR freehub body for Zipp 176/177 can be used for 11- and 12-speed

You can use the SRAM XDR freehub body for Zipp 176 and 177 hubs as a spare part or for converting to SRAM 11-/12-speed.

Specifications:

Application: Road, Triathlon & Time Trial, Cyclocross
Freehub: SRAM XDR
Gearing: 11-/12-speed
Freehub Body Type: 177

Compatibility:

- Zipp 177 hub (as of 2015)
- Zipp 177D Disc hub (as of 2015)
- Zipp 176 hub (as of 2018)
- Zipp 176D Disc hub (as of 2018)
- Zipp Super 9 Track Disc
- Zipp 900 Track Disc

Technical Information:

Freehub Body Material: aluminium
Bearings: steel (61903)