Wilson castors will probably cost you an arm and a leg and maybe a kidney.
Just remove one of the spikes, go to Wall Mart and match up the thread with one of their screw in castors, get ones with click on brake like this as well, that way they won’t go for a wander when someone leans on them.
https://www.walmart.com/ip/Econoco-TW10SET-set-of-4-casters-2-Plastic-Black-Twin-Wheel-Caster-with-Chrome-Hood-with-1-Stem-2-locking-2-non-locking/995478071
Cheers George
Just remove one of the spikes, go to Wall Mart and match up the thread with one of their screw in castors, get ones with click on brake like this as well, that way they won’t go for a wander when someone leans on them.
https://www.walmart.com/ip/Econoco-TW10SET-set-of-4-casters-2-Plastic-Black-Twin-Wheel-Caster-with-Chrome-Hood-with-1-Stem-2-locking-2-non-locking/995478071
Cheers George