The stock body of a Tacx direct drive trainer is not compatible with all cassette cassettes. Use this body to adapt to the SRAM XD-R cassette with 12mm thru axle. It is easy to place and all you need is a 5mm Allen key.
The SRAM XD-R body is compatible with SRAM XD-R 11 to 12 speed cassettes.
COMPATIBLE DEVICES
Smart Trainer Tacx® NEO 2T
Tacx® FLUX 2 Smart Trainer
Tacx® FLUX S Smart Trainer
Tacx NEO 2 Smart Trainer
