Saris Freehub Bodies
$69.99
This freehub body from Saris is a genuine replacement part that enables you to use SRAM 11 and 12-Speed XD and XDR cassettes with the Hammer H2 and H3 direct-drive smart trainers. This freehub body is SRAM XD Compatible with a cassette adapter included. If using the SRAM XDR you do not need to use a spacer.