... material:PP, PU, PVC Dia.:40mm,50mm,63mm brake by customized light-duty electrophoresis top plate caster with brake1.Housing: made of ... ,50mm,63mm3.Matching with different fittings such as swivel fixed, brake plate, threaded stem4.Available in PP, PU or PVC wheels ... casters or more details, please contact us with your requirement. light-duty caster with brake