Counteract’s 22mm centering sleeves are designed to fill the space between a 22mm stud and 24mm stud hole on the wheel, maintaining a hub centric mount eliminating vibration and premature tire wear. Made from high-temp polymide withstanding heat of 450-degree Fahrenheit. Counteracts WCS-B comes in a retail pack of six allowing for a total of 2 wheels installing 3 per wheel in a triangle formation.