From experience, if you lose a caster the chair won’t balance on the remainder, it will thud down on the leg. What more legs does however is more evenly distrib

From experience, if you lose a caster the chair won’t balance on the remainder, it will thud down on the leg. What more legs does however is more evenly distribute the load, which is important when rolling around, leaning back and all, of the other things we do in office chairs.