Product Name :porcelain Wiring Block Material:porcelain/bakelite/plastic Model:JSWB017 Product Name :porcelain Wiring BlockMaterial:porcelain/bakelite/plasticModel:JSWB017 Packing:standard paper boxDiscription:Many type bracket for choice. Various configuration available Customized designs accepted . Safe usage. porcelain Wiring Block(JSWB017)