8 Awg Black Extra Flexible Power Cable8 gauge cable for running power and ground lines to high power car amplifiers.A very flexible cable employing 616 strands of 36 gauge bare copper wire in a fine-strand rope layFine-strand construction and black, soft PVC jacket deliver excellent flexibilityOutside diameter of this cable is 0.22″Insulation thickness is ~ 0.05″Longest continous length available is 250 footApoSoundAK8B