Grounding Busbar Material Copper Description/Special Features Busbar Pre-assembled with Brackets and Insulators For Use With Telecom/Data Center Grounding Bar Holes and Size (3) 3/8 in (4) 1/4 in Grounding Bar Length 10 in Grounding Bar Thickness 1/4 in Grounding Bar Width 2 in Ground Wire Included No Includes Panduit GB2B0304TPI-1 Grounding Busbar Standards BICSI/TIA-607-C cULus