【Widely Applicable】A brand new duck head installation and removal tool for many tire changers. 【More Convenient】The shape of the insert is designed according to the shape of the duck head and the edge of the rim, which is convenient to use. 【Increase Efficiency】With a smooth surface to reduce friction, making tire changing faster and more efficient. 【Tire Protection】It can prevent the wheel from being scratched and damaged when the wheel is clamped from the inner clamp. 【High Strength Stainless Steel】Made of high quality stainless steel, high strength and durable.