... , Ding niu, PHIELYER, makel or customer's wantedMaterialBrass/aluminum/iron+bakelite/plastic/porcelainColourWhite, Black and customer's need.CertificationCEPackage240pcs/cartonCarton Size60x40x46cm ... , porcelain lampholder, ceramic lamp base,lamp cap,plastic lampholder base,bakelite and plastic lampholder, E27&B22 Lampholder and so on. We ...