Grounding Connector, Grounding Wire Size 1/0 AWG to 250 kcmil STR, 2/0 to 4/0 AWG SOL, Material Copper, Number of Wires – Grounding 1, Description/Special Features Direct Burial, For Maximum Ground Conductor Wire Size 250 kcmil, For Minimum Ground Conductor Wire Size 2/0 AWG SOL, For Use With Copper Conductors, Ground Rods, Pipes, Rebar, Grounding Wires Connected To 2 1/2 in Pipe, 2 1/2 in to 2 7/8 in Rod, Standards UL Listed Direct Burial, UL467, Type – Grounding Connector Mechanical