BURNDY® Mechanical Grounding Connector, Series: GAR, 3/8 in Pipe, 5/8 to 3/4 in Rod, 0.68 in Outside Dia, Solid/Stranded Conductor, 4 to 2/0 AWG Conductor, Parallel Cable to Rod/Tube, Copper Alloy, Bright Dipped, 2-1/8 in W x 2-7/8 in H