Audiopipe, Marine 4 Gauge 100 Feet Black Tinned 100% Pure Copper Power CableAudiopipe marines tinned copper power cables are manufactured to handle harsh marine environments. They are designed to meet and exceed the most stringent specifications Built out of Type III class K tinned copper; this wire offers excellent flexibility. The tinned copper conductors also resist corrosion which addsSpecifications: Black Tinned Copper Power Cable Pure 100% Copper 4 Gauge 100 Feet Marine