This 81XHH High Strength Extra Heavy Duty Chain is manufactured to have high strength, longer ware life, and is made for heavy operation under severe conditions. This chain is found in a wide range of applications including; asphalt paving, car wash, citrus processing, clean grain and return elevators, fertilizer conveying, food processing, forest products, grain handling, manure spreaders, produce wash-down and many more! Ultimate Suppliers offers a wide range of attachments and assemblies for this chain. We also have a Premium Line of sprockets for this chain. For more information and general questions please contact us.