Originally Posted by
oldbobcat
Yeah, that wobbles like a cheap threaded freewheel from the 1970s. And it definitely sounds like a busted bearing inside the cassette body. But I'm puzzled by why you can't get the locknuts on the drive side off. You had them off before. What changed?
There are two nuts on both sides of the wheel working in opposite directions. Applying two cone spanners ends up with one of them being unscrewed. The other one is then "stuck" and rotates together with the axle. So, it's either on cassette or on brakes side, but not both.