Black Vinyl Jacketed With Safety Latch Hook. Class 4. Capacity 7,000 lbs. Replace your noisy chains with self-coiling hitch cables. Available uncoated or black vinyl coated. Uses durable galvanized aircraft cable construction. Exceeds SAE J684 standards for trailer coupling and automotive type hitches. NMMA Certified. Each pair extends 36″ in length. Cables with S-hooks are packaged for great looking displays.