Are made of polymer plastics,with the features of antibend,anti-shock,smooth surface,bright color and clear wire casing etc. Name: Para:Are made of polymer plastics,with the features of antibend,anti-shock,smooth surface,bright color and clear wire casing etc.With different surface finishing forms.No. TaperLengthInside DiameterMaterialHB-3013°30'11032PPHB-3023°30'17546PP/ABSHB-3033°30'23062PP/ ...