The Dorman Carbon Steel Double Ended Round Wheel Lug Stud is the perfect choice for your automotive needs. Made from carbon steel, this lug stud meets SAE automotive industry standards for durability and is salt spray tested for 72-hours to simulate three years of corrosion resistance. It also undergoes industry-standard proof-load testing to ensure strength. The black oxide finish provides additional corrosion resistance. With a head diameter of 1.186", this lug stud is sure to meet your needs. FleetPride is your First Click in Heavy Duty®.