Campbell Chain & Fittings T0513668 Grade 70 Binder Chain, 5/16" x 20 ft, Yellow Chromate, Clevis Grab Hook Each End (Pack of 3). Binder chains manufactured using Grade 70 chain and feature forged heat treated clevis grab hooks on each end. Standard Finish: Yellow Chromated Zinc Electroplate Finish, Hooks Are Bright Finish. Chains may be used in accordance with the latest D.O.T. Regulations. Made in the USA. Do not use for overhead lifting. Do not exceed the working load limit. 5/16 in. x 20 ft., Working Load Limit: 4700 lbs. Material Number: T0513668.