The Rocket Racing Wheels C7804 1/2" Bulge Acorn Lug Nuts offer a secure fit & stylish chrome finish. Their durable, open-end acorn design accommodates longer wheel studs, ideal for custom applications. Sold as 20 pieces. Secure Fit: The ET design ensures that the lug nuts engage more threads, providing a more secure hold on your wheels, reducing the risk of loosening. Versatile Application: The open-end design is perfect for vehicles with extended wheel studs, offering flexibility for custom and performance setups. Long-Lasting Performance: The robust steel construction combined with a corrosion-resistant finish ensures that these lug nuts will withstand the test of time, even in harsh conditions. Convenient Installation: The 3/4" hex size is compatible with most standard tools, making it easy to install or remove the lug nuts during tire changes or maintenance. Enhanced Compatibility: These lug nuts are suitable for a wide range of vehicles with 1/2"-20 thread patterns, making them a versatile choice for car enthusiasts and professionals alike.