Ring Lugs: Terminal Type - Standard Ring; Insulation - Non-Insulated; Stud Size - 3/8"; Conductor Min - 3/0 AWG; Conductor Max - 3/0 AWG; Temperature Rating - 170 deg C 338 deg F; Additional Information - Barrel Type: Closed Barrel, Material: Copper, Wire/Cable Size CMA: 150500 - 190000; Manufacturer Series - Solistrand