WhisperDrive Freehub Body Shimano/SRAM

The JetBlack WhisperDrive is the first direct-drive indoor trainer compatible with 12x143mm thru-axle bikes. Direct drive, of course, means your bike connects directly to the trainer, rather than your rear wheel turning a roller. The JBT-75A Freehub Body w’ 10 Speed Spacer is specifically designed for the WhisperDRIVE indoor trainer.

  • Shimano/SRAM Freehub body for WhisperDrive.
  • 10 Speed Spacer included.
  • Weight 86g

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