No the lock rings not the one that locks it to the wheel its aftwr that and only on the non drive sidw
I cant upload pics on here anymore for some reason
Otherwise, some 6 bolt ISO adapters could be made.
Sounds like there's a reasonable demand, from this thread on MTBR last year.
The lockrings aren't strictly necessary...American Classic made their hubs without for several years then went to fully machined in ones.
You'd need to brake backwards as strongly as forwards for it to unscrew.
Fixed sprockets need them as the braking force is always trying to unscrew the sprocket.