Xdr free hub body

[jcolp (Joshua C.)]

You may want to check out the following thread:

Sram 12 speed on zwift hub trainer

I ride with sram rival 12 speed on my bike, can I drive with the 12 speed on the zwift hub trainer? Or do I have to buy a xdr body and sram cassette? Thnx

It’s specifically about this and has suggestions.