Jumper Spacer 1,Product No.: JT 2,Material: Galvanized Steel/Aluminum alloy 3,Technic: Hot-dip Galvanized 4,Certificate:ISO JT Type Jumper Spacers Specification1,Excellent welding technology 2,High-quality material 3,Prompt delivery 4,Simple and reliable structure Usage 1,To connnect suspension insulators into a string and hang the string in tower 2,To connect strain clamp and insulator string in ...