Designed for flatbed and trailer operators, the 5 / 16 inch forged grappling hook at the end provides precise chain length adjustment, and the forged 70 - level 15 - inch towing J hook is very sturdy and very suitable for towing large vehicles. Package Included: 1 x Tow Chain Specifications Surface: Yellow ZincSize: 5 / 16"Length: 10ftBreaking Strength: 4700 lbsWorking Load Capacity: 0 - 6000 lbsMaterial: 20Mn2 Alloy Structural Steel & PremiumItem Weight: 12 pound Forged Grade 70 15'' towing J hook is very strong and ideal for hauling larger vehicles. Geometric J hook for maximum strength Grab hook provides precise chain length adjustment.T - hook fits into most frame holes and axle strap D rings. Certified 5/16'' Grade 70 chain and factory welded coupling links for extra strength and long service life. Install a large J - shaped hook to the rear axle. Forged 70 - level 15 - inch traction J - hooks are very sturdy, ensuring that the vehicle remains stationary during transportation. Energy chains with towing hooks have a safe working load of 4,700 pounds.