VALMONT~LMR400 Ground Kit/2Hol Tinned copper ground kit assembly. Design ensures tight fit without any damage to the cable, tighten nuts with 7/16'' wrench. Proper contact surface area and pressure are always maintained. Complies with MIL-STD-188-124A and withstands lightning strikes in excess of 200kA. Kit includes unattached universal slotted 3/8'' two-hole lug, hardware, butyl and electrical tape.