100ft. Spool of 8 gauge black automotive primary wire made with a copper core composed of 19 strands of 21 gauge pure copper. RoHS Compliant. Meets SAE J1128. Black PVC insulation protects from abrasion, grease, oil, and acids, and has a temperature rating up to 176°F (80°C). For use in low voltage electrical applications such as automotive, marine, and other 60 volt or less systems. Made in America.