Aeroflow Performance range of wheel nuts are designed to keep your wheels on your car, but they will also add some class at the same time. These wheel nuts are designed and constructed to strict engineering quality standards.Made from Grade 6 steel for structural integrity, then hardened and tempered, reaching the depth of hardnessneeded for their unsurpassed level of safety. They are treated with high corrosion resistance to combat rust in any environment then nickel plated in chrome or black for lasting beauty. The range of Aeroflow Performance wheel nuts are available in a variety of thread sizes, shanklengths, seat or conical styles in both open and closedto suit all wheels available in today's market.