1/2" HEX SOCKET SCREW, 2 PAD HOLE(S), 4 CONDUCTOR(S), CONDUCTOR MATERIAL ALUMINUM/COPPER, CONDUCTOR SIZE 2 AWG TO 600 MCM, ELECTROLYTIC TIN PLATED 6061-T6 ALUMINUM ALLOY, MECHANICAL LUGS, PAD SIZE 2-11/32" L X 2-15/32" W X 3/4"; Part Number: PB4-600; Category: Electrical Products; Subcategory: Lug/Connector