Superior than most of small China caster, better steel & wheel quality. So the caster is definitely has higher load capacity and last longer. In Light duty Series of Gia Cuong Thinh, plastic casters are preferred over rubber casters.
Leveling or height adjustable casters offer a simple, elegant and advanced solution to the age-old problem of how do you make something completely stationary and still have the ability to move it when you would like to.