... ",4" Color:blue,red,black etc Description:luggage cart wheels,tool carts wheels,furniture casters,plastic wheelsCompany info. Key words:1 ... :ABS,Polypropylene, Polyethylene , Nylon ,Rubber,Polycarbonate,Thermoplastic elastomer, etcSurface TreatmentColor painting,Texture,Silk-printing, Anodize etc.Practicable Software:3D(Solid-works ...