1.Assist in Tire Removal: The tire tool is an aid to help make it easier to remove and mount your tires. Provides support and assistance when mounting and dismounting tires, ensuring that the tire is removed from the wheel without damage or properly mounted to the wheel. This tire changer tool brings you more convenient tire maintenance 2.Superior Nylon Material: The tire changer is made of plastic material for superior strength and durability. This material is able to withstand high pressure and is not easily deformed or worn out. The smooth surface without burrs wont scratch your wheels and will protect your tires from being damaged by excessive force 3.Builtin Spring: This manual tire changer has a builtin spring that makes it easy to use when removing or replacing tires without using a lot of force. When you need to remove the outer tire, just insert the tire chock between the tire treads to make it easy to remove, gently pull the handle of the tire chock, you can easily remove the tire chock from the wheel hub, improving your work efficiency 4.Wide Applicability: With a size of 6.29X5.11X1.97inch, this lifting car tire changer has a wide applicability and can be used for most types of tires. Whether its a car, truck, train or SUV, this tire chucker is designed to provide you with convenient and fast . If you have a leaky or flat tire, snap this tire chucker into the wheel hub to temporarily keep the tire in place