Product DescriptionProtecting the world?s finest wheels and tires from theft since 1964. McGard manufactures wheel locks in the USA to meet or exceed OEM standards for safety and durability. Presently, McGard is an Original Equipment wheel lock supplier to over 30 car lines around the world. These easytouse, onepiece wheel locks function like regular lug nuts, but require a special key tool for installation and removal. The steel collar on the user friendly key guides the key into the lock pattern. The collar holds the key in alignment for easy installation and removal. The computer generated key designs allow for an infinite number of key patterns. The extra narrow pattern groove on the lock resists the intrusion of removal tools into the pattern. Every McGard wheel lock is fully machined from restricted chemistry steel made specifically for McGard and throughhardened for its unsurpassed level of security. McGard?s plating process includes three layers of nickel and one layer of microporous chrome/black producing a superior finish while protecting against rust. For use on Tuner wheels or wheels with very small lug nut holes. For alloy wheels only. This product may contain globally sourced materials/components.Amazon.comMcGard?s easy to use, onepiece wheel lock functions like a regular lug nut or bolt, but requires a special key tool for installation and removal. Its design allows for an unlimited number of different computer generated lock and key patterns. This unique wheel lock system is continually being refined and improved upon. McGard Locks are made in the United States to meet or exceed O.E.M. standards for safety and durability. Presently, McGard is an Original Equipment wheel lock supplier to over 30 car lines around the world. Compare our features and you?ll see why McGard is the best wheel & tire protection .1. 8 Different Key Hex SizesMcGard is the only manufacturer to offer 8 different key hex sizes to match the vehicle?s original equipment lug wrench. Your customer will appreciate this important feature when they have to change a flat tire along the roadside.2. User Friendly KeysThe Wheel Locks steel collar guides the key into the lock pattern. Simply place the key over the lock and turn until the patterns engage. The collar holds the key in alignment for easy installation and removal.3. Extra Narrow Groove PatternsThe computer generated key designs allow for an unlimited number of key patterns. The narrow groove resists the intrusion of lock removal tools into the pattern.4. TripleNickel Chrome PlatingThe best in the industry. Our process includes three layers of nickel and one layer of microporous chrome. The first layer of nickel is for corrosion resistance; the second layer of nickel is for luster and the third nickel layer interacts with the microporous chrome layer to disperse nature?s corrosive action (rust).5. ThroughHardened SteelMcGard uses only restricted chemistry steel, made in the United States, specifically for McGard. These special standards insure the structural integrity of each and every fully machined McGard wheel lock. Every lock is throughhardened and tempered, reaching the depth of hardness needed for its unsurpassed level of security (unlike case hardening which is only a surface treatment).6. Precision ThreadsCore integrity and precision machining provide the highest strength in the industry. All McGard locks and lug nuts meet or exceed the highest OEM proof load standards, 135,000 to 160,000 PSI.7. Precise Bearing SurfaceMcGard?s standard for concentricity of the bearing surface to the pitch diameter is 30% more precise than OEM standards. This insures even distribution of the clamp load and uniform seating of the lock to the wheel.