Product: Zipp Spare - FREEHUB KIT COGNITION DISC Brake NSW 11-Speed SRAM: Black
Brand: Zipp
Color: Black, SRAM/Shimano
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

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