The 2/0 gauge top stud stackable battery cables are an ideal replacement option for old or damaged battery cables in Group 31 stud batteries. This product fits up to 3/8\" stud and is made with welding cable. The welding cable allows this product to be used in a wide variety of applications due to its weather resistance, durability in heavy-duty use, high voltage ratings, and insulating properties. With excellent flexibility in hot and cold temperatures, this product has an easier installation and dependable performance.