... no.: 53-1, 53-2,53-3,53-4, 53-5 available5). MOQ: 500pcs2. Details about the Porcelain Insulators Spool 53-3 3. Design Drawing Spool Porcelain Insulators 53-1, 53-2,53-3,53-4, 53-5 Cat ... : nicole19890306 TEL: +86 15005943018 Website: http://www.haina-insulator.com http://www.haina-insulator.en.alibaba.com Haina (Fuzhou) Import & Export Co ...