Manufactured from 4-gauge, 1,650-strand tinned copper wire with a super flexible silicone jacket. Unique lug design (99.9% pure electrolytic copper) provides a positive connection with greater conductivity and dependable service. These cables will deliver more cranking power with less voltage drop than any cable on the market today. Individual cables can be used for universal/custom positive or negative applications. Made in the U.S.A..
