2/0 AWG Eco-Max® 100% Copper Negative Top Mount Plated Solderless Battery Terminal Environmentally Friendly Copper Terminals Eco-Max® 100% Copper Battery Terminals are manufactured with best quality C11000 Electrolytic Tough Pitch (ETP) copper for high conductivity performance. 100% C11000 ETP copper Chamfered barrel Maximum conductivity, 101% IACS at 68°F Tin plated for corrosion resistance Lead-free and RoHS compliant Tinned steel nut and bolt installed Exceeds SAE Standard J-1811 Die Color Code: Orange