Tired of replacing your entire battery cable when the cable s ends start to rust the Ever Start Auto Top Post Cable Saver will give you the control to salvage the baby from the bathwater. The Cable Saver is built with high quality tin-plated brass for a design that maximizes conductivity. This minimizes the threat of dangerous lead contamination as you repair your cables. The easy to follow step-by-step instructions will allow you to start fixing your corroded terminal ends in minutes.