MAXIMUM POWER BOOSTER CABLES 250A rating Contoured jaw for top and side terminal batteries Copper-clad aluminum cable for best conductivity and power transfer Color-coded cables for easy polarity identification Heavy-duty spring provides vise-like gripping power Vinyl-coated clamps protect against rust and corrosion Pressure crimped connections provide low resistance and best performance Allow hood-to hood, side-to-side, or front-to-back hookup Contents: (1) Set BC4 booster cables