All items are in stock and available. If they don't sell, I plan to put them up for sale as a set. These are high-speed rollers that combine a lightweight and strong 3-spoke 19mm aluminum roller design with plastic rings. These limited-edition parts feature the popular aluminum rollers with plastic rings, accented with a single point of color. The aluminum rollers incorporate ball bearings for smooth rotation. [Compatible Machines] Mini 4WD PRO, Mini 4WD cars (some bodies require modification) This time, we have: Light Blue: 2 Orange: 1 Red: 3 #Mini4WD #Roller #19mm