Hold the pin head with a pair of pliers or even dykes then carefully twist and pull the hub off,
leaving you with three pieces hub, pin, and knuckle.
If yours have collected as much lint and hair as this set throw the hair away.
Am a little behind on the mounts, may look like they have a way to go but shouldn’t be too much longer. The good news is that the new/final motors arrived, the bad is that I’m still waiting on gears. But don’t worry Marq I set aside a set for you.