Originally Posted by brokenrobot
What about using one of the SHimano notfreewheels that they used with their goofy freewheeling chainring setup? They were 5-speed clusters that didn't freewheel... and I think they screwed onto a standard freewheel hub.
as soon as you try and skid or even put a little bit of force on the cassette then it's just going to de-thread itself since there is nothing holding the casette onto the hub like a lockring or anything.