Koch 717926 Machine Twist Chain, Trade Size 2/0 by 75 Feet, Zinc PlatedFrom the ManufacturerMachine Twist chain has a shorter link for compactness and flexibility and is typically used in farm and industrial applications. This chain is zinc plated and measures 2/0 by 75 feet. The safe work load limit for this chain is 520 lbs. Do not exceed the working load limit.