Tire Bead Clamp: The tire clamping device is made of high-quality plastic, which is very durable and will not scratch or damage the wheel. Universal Rim Clamp: The rim clip adapter measures 15.5 * 13 cm and weighs 280 g, which is very small, light and easy to use. Tire Bead Clamp: The piston of the tire mounting tool is spring-loaded, so it will stay in place when installing the tire after installation. You can easily adjust it by hand. Rim Clamp: The tire mounting machine pushes the tire bead down to the center of the wheel, which is helpful for installing and removing the tire, especially on the low-profile sidewall and flat tire. Car Tire Changer: This automatic tire clamp adopts a simple and practical design, which is suitable for most rims.