This Black Flange Nut is specifically designed for aluminum wheels. With its black finish and grade 8 construction, it offers both durability and style. The 5/8 inch - 18 inner thread ensures a secure fit, while the 1-1/16 inch hex size allows for easy installation. Measuring at 13/16 inch tall, this nut fits most makes and models of vehicles. Sold individually, this nut is practical and reliable, making it the perfect choice for anyone looking to enhance the performance and appearance of their aluminum wheels.