Custom processing: Yes Brand: Child Asia Model: ZJ-10Q / FN7 connection structure tags: iron nut Material: DMC BMC structural height: 140 (mm) minimum arc distance: 100 (mm) Usage: cabinet sets, transformers, distribution cabinets with busbar support Specifications 140 * 64/140 * 74 post insulators mechanically stronger than epoxy resin DMC, BMC resin repression. Pressure by country marked 48KV1 minute experiment. Sincerely cooperate with you and look forward to your arrival. The company specializes in manufacturing high and low voltage insulators, GGD, GCS, MNS, SM bus frame, bus folder, and other sets of accessories