Forgiato Formula Racing Series is a line of ultimate performance wheels. These wheels are made of 7000 series aluminum (not aerospace grade, but space shuttle grade). Forgiato Formula Racing Wheels are equipped with titanium bolts, anodized centers, and step lips. If you are looking for a lightweight wheel, this is the wheel for you. Made in USA. Sizes; 18’’, 19’’, 20’’, 21’’ & 22’’.