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.
Superior than most of small China caster, nearly archive the same level with Japan ones. Sturdy rubber that is hard to break, hard to wear out by daily use. This is one of the most success product line of Phong Thanh.