*1. The surface of the PVC line pipe is covered with a new PVC material, which is resistant to cold, heat and tear, and can cope with various harsh riding environments.
*2. Multi-strand surface-treated stainless steel steel wire, twisted into a spiral, compact structure, strong and tensile, electric welding technology does not bifurcate, does not damage the line tube.
*3. The wire tube is round and tough, not