$4/0 GAUGE Ring 5/16" STUD Hole Terminal BATTERY Lug Bare Copper Un-insulated AWG Quantity: 1 Material: Bare copper Wire Gauge: 4/0 MATERIAL: T2 COPPER VOLTS: 600 Termination Interface : Crimp or Compression USES: BATTERY BANKS, CAR AUDIO, INDUSTRIAL EQUIPMENT, SOLAR BATTERY BANKS, CARS, TRUCKS, BOATS.