What are castors on a chair?
https://www.youtube.com/watch?v=QhBB-EFOUrs What is the difference between a caster and a wheel?The wheel is limited in that it only spins on a single axis. It can only roll in one direction…
https://www.youtube.com/watch?v=QhBB-EFOUrs What is the difference between a caster and a wheel?The wheel is limited in that it only spins on a single axis. It can only roll in one direction…