Specification Brand : ESUDNT BulletPoint1 : Reliable Strength: The clevis hooks are made of G70 grade high strength forged steel construction and precision heat treatment to withstand heavy loads of up to 4,800 pounds of trailer weight BulletPoint2 : Easy To Install: This chain hook have a high quality spring that closes automatically and can easily connect the trailer safety chains from the trailer to the towed vehicle.The high quality latch prevents it from falling off during use. When the towing process slack rope, chain will not be separated from the chain hooks BulletPoint3 : Corrosion Resistant: This chain hook is treated with rust-proof zinc plating. It can resist rain, dirt, snow, mud and other corrosive elements. It does not rust easily even when working in harsh environments BulletPoint4 : Larger Hook Opening: This Trailer safety hook Enlarged opening, Adaptable to different trailers and hook loop, allowing the chain to move freely through the closing hook BulletPoint5 : Wide Application: Winch hook can be attached to 8mm chain and wire rope, widely used on winch, trailers,trucks, off-road vehicles, household cars,also can be used to secure vehicles and bulky cargo Color : yellow ExternallyAssignedProductIdentifier1 : 768492889687 ExternallyAssignedProductIdentifier2 : 0768492889687 FitType : Universal GpsrSafetyAttestation : 1 ItemName : ESUDNT 5/16 Inch Thickened Clevis Hook G70 Heavy Duty Safety Chain Hooks for Trailer, Truck, Winch (2 Pack) ItemPackageDimensions_Height : 12.4968 centimeters ItemPackageDimensions_Length : 3.9116 centimeters ItemPackageDimensions_Width : 10.2108 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : towing-hooks Manufacturer : ZHOOKQ Material : G70 grade high strength forged steel ModelNumber : HG-001 NumberOfItems : 2 PartNumber : HG-001 ProductDescription : Used for tow chains up to 8 mm, suitable for trailers, trucks, RVs, family cars, off-road vehicles when they break down or for towing in emergencies, also can be used to hold large cargoes and cars on flatbed trailers. Using environment: It can be used in harsh environment such as desert, snow and seaside. We are committed to providing users with high-quality automotive hardware supplies, if you encounter any quality problems in the process of use, you can always return or exchange the goods or contact us Size : 5/16 Inch UnspscCode : 31162600