Campbell Chain Grade 30 Proof Coil Chain is a versatile and reliable chain designed for a variety of heavy-duty applications. This Grade 30 proof coil chain is for fabricating tow chains, binding, logging chains, marine use, and many other general purposes. Its robust construction ensures durability and strength, making it an essential tool for both professional and personal use. Whether you need a dependable chain for securing loads or for use in demanding environments, this Campbell chain delivers consistent performance and safety. Model Number: