Proline 35617 is a heavy-duty, riveted chain manufactured by Columbus McKinnon Corporation. It is made from high-grade alloy steel for strength and durability. The chain has a zinc-plated finish which offers extra protection from rust and corrosion. Proline 35617 has a working load limit of 25,800 pounds and is commonly used in lift and hoisting applications, such as shipbuilding and bridge cranes. It is also commonly used in forestry and landscaping, as well as other general purpose applications.