Southwire 25 ft. 4 Solid Bare Copper Building WireTo safely ground new or existing electrical wiring, use this Southwire company 25 feet. 6 gauge solid bare copper grounding wire. This annealed copper is of medium hard temper. Can be used for residential electrical systems before entering the home, usually at the meter base. UPC: 032886694547 Manufacturer Part No: 10644325 Brand Name: Southwire Wire Length: 25 ft. Product Type: Building Wire Stranded or Solid: Solid Gauge Conductors: 4 Cable or Wire