Zipp Freehub Kit - Cognition NSW, 11-speed SRAM, Disc / Rim Brake, Generation 2

Freehub bodies for Zipp Cognition hubs.

• For Gen 2 Cognition hubs manufactured after the 21st week of 2018 (serial number would be 21P8 or higher, such as 51P8)
• Gen 2 hubs feature a one-piece axle system

• Cassette Body Type: Shimano HG 11/12-Speed Road
• Material: Aluminum