pp Swivel Caster Wheel with Brake 1.Stable Quality;Good Price 1.Materials: rubber,pu, ... :75,88,100,120mm O.D. Black Plating Threaded Stem PP Swivel Caster Wheel with Brake Part No: CB22CC-50 Material Wheel ... Size Style Plate Surface pp 50mm O.D.swivel with brake zinc plated Specification:1. Material: pp;2. Plate Surface ...