Length: 16′ to 20′ Working Load Limit: 4,700, 6600, or 11300 lbs. Assembly Break Strength: 18,800 to 45200 lbs. End Fitting: Clevis Grab Hook Finish: Yellow Zinc Chromate Manufacturer Name: Jiulong Chain Size: 5/16″,3/8”,1/2” Grade: 70