This chain is Grade 80, meeting DOT-related requirements. It’s sturdy and durable for long-term use. Made of galvanized steel, providing a stylish appearance and rust resistance. It’s fearless of using in outdoor harsh conditions. The chain contains R hooks, T hooks, and large J hooks for fixing the chain to different types of vehicles. The well-designed details can satisfy your various demands in towing cars and assist you to solve all kinds of problems.