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![Load image into Gallery viewer, Saris 9728T XD/XDR Freehub Body for Hammer and H2/3 Direct Drive Trainers](http://365cycles.com/cdn/shop/files/70271-1_400x@2x.jpg?v=1717595315)
Allows XD and XDR cassettes to be used on Sairs direct drive trainers.
Description
Allows XD and XDR cassettes to be used on Sairs direct drive trainers.
- Choosing a selection results in a full page refresh.
- Press the space key then arrow keys to make a selection.