Grounding Jumper Wire Kit, Material Copper, Description/Special Features Grounds Components to Enclosure, For Use With Any Enclosure, Grounding Bar Holes and Size No Bar, Grounding Bar Length 16 3/16 in, Grounding Bar Thickness 8 AWG, Grounding Bar Width Not Applicable, Ground Wire Included 16.19 in 8 AWG, Includes Grounds Components.