Specification Brand : Lumintrail BulletPoint1 : System Wheel Locks - Every wheel lug is a wheel lock! Comes as a set to replace every lug nut with a locking lug nut. BulletPoint2 : Acorn Style - Acorn shape has a 60 degree head that self-centers on the wheel bolts. BulletPoint3 : 12mm x 1.50 - Works with wheels with 12mm x 1.50 thread size. BulletPoint4 : Hardened Steel - Made with case-hardened steel with and exact and secure fit. Gorilla wheel locks are triple chrome plated for lasting durability. BulletPoint5 : What's Included - 20 Gorilla Guard Wheel Locks, 1 Wheel Lock Key, and a Lumintrail Keychain Light Color : Black Chrome DriveSystem : External Hex DriveSystem1 : Spline DriveSystem2 : External Hex ExteriorFinish : Chrome,Steel ExternallyAssignedProductIdentifier : 00810034663832 ExternallyAssignedProductIdentifier1 : 840212707409 ExternallyAssignedProductIdentifier2 : 0840212707409 ExternallyAssignedProductIdentifier3 : 00019495261018 FinishType : Powder Coated GpsrSafetyAttestation : 1 GradeRating : Industrial ItemDisplayWeight : 0.02 pounds ItemName : Gorilla Automotive Locking Lug Nuts 71633NBC, Set of 20 Acorn Gorilla Lug Nuts, 12mm x 1.50 Thread, Black Chrome, with a Lumintrail Keychain Light ItemPackageDimensions_Height : 17.7038 centimeters ItemPackageDimensions_Length : 8.4074 centimeters ItemPackageDimensions_Width : 15.0876 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : automotive-lug-nuts Manufacturer : Lumintrail Material : Steel MaximumShearStrength : 40,000-60,000 psi (275-413 MPa) MetalType : Alloy Steel ModelNumber : 711-101 NumberOfItems : 20 NumberOfPieces : 20 PackageLevel : unit PartNumber : 71633NBC ProductDescription : Gorilla Automotive's Original System Wheel Lock makes every wheel lug a wheel lock. Gorilla wheel lock system is often less expensive that purchasing wheel lugs and locks separately. ProductSiteLaunchDate : 2023-01-17T14:34:51.246Z Size : Acorn (12mm x 1.50) StreetDate : 2015-01-09T00:00:01Z SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 31161700