AUTOMOBILE ACCESSORIES: This bead press pushes the bead into the center of the wheel, making it easy to install and remove tires, especially well designed with thin sidewalls and low profile tires. Auto tire changer clamp: Will not scratch or damage wheels. Tire demounting tools: Once installed, they will stay in place when installing tires and you can easily adjust them. Tire pry bar: Once installed, it will stay in place when mounting the tire and you can easily adjust it manually. Tire pry buckle: Suitable for most tires, very practical tool. Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.