Specification Brand : Crimp Supply BulletPoint1 : Tin plated for superior corrosion resistance. BulletPoint2 : Seamless copper lugs offer superior corrosion resistance over "sandwiched-end" lugs. BulletPoint3 : UL Listed, CSA Certified BulletPoint4 : 4 Gauge, 5/16" Stud BulletPoint5 : Heat Shrink tubing: 3:1 ratio heat shrink tube is polyolefin material made, which is non-toxic, temperature up to 457°F and flame-retardant, ensuring secure use, strong crimp and adherent BulletPoint6 : Easy to Use: RED WOLF all of 8 gauge copper ring terminals are marked a specification indication to help you conveniently and easily to locate the correct terminal; And battery cable lugs are high standard flared opening for easy wire insertion Color : Blue ConnectorType : Crimp ExternallyAssignedProductIdentifier : 7426789320062 IncludedComponents : Battery Lugs W/3:1 Heat Shrink Tubin ItemName : 4 Ga. 5/16" Stud Corrosion-Resistant Copper Lugs - (Pack of 10) ItemPackageDimensions_Height : 19.4056 centimeters ItemPackageDimensions_Length : 5.1054 centimeters ItemPackageDimensions_Width : 11.303 centimeters ItemPackageQuantity : 10 ItemTypeKeyword : ring-terminals Manufacturer : Crimp Supply Material : Copper Material1 : Heat Shrink and Tin Plated Copper Material2 : Heat Shrink and Tin Plated Copper MeasurementSystem : Imperial ModelNumber : Universal Fit NumberOfItems : 10 OperatingVoltage : 500 volts PartNumber : 38A17012 ProductDescription : 4 gauge 5/16" stud corrosion-resistant copper lugs. UL Listed and CSA certified. The tin plating on these copper lugs allow them to stay corrosion free even in harsh environments. Seamless copper lug made of 99.9% pure conductive ETP copper. One piece tongue (not sandwiched) make them more conductive than a typical copper lug. Clearly marked for wire size. Features a flared and chamfered barrel to ease application of finely stranded wire or welding cable. ProductSiteLaunchDate : 2014-10-06T13:21:59.561Z SpecificationMet : UL StudSize : 5/16 Style : AWG12-4 60Pcs SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 TemperatureRating : 221 degree celsius TerminalType : Ring Terminal UnitCount : 10