VALMONT~1/2" Grd Kit 5' Un Att Clip-On Ground Kit Simple installation, just wrap around cable and clip bail closed. Design ensures tight fit without any damage to the cable. Proper contact surface area and pressure are always maintained. Kit includes universal slotted 3/8'' two-hole lug, hardware, butyl, & electrical tape. Complies with MIL-STD-188-124A and withstands lightning strikes in excess of 200kA.