1.Ideal knuckle expander: This knuckle expander keeps the split hubs of the suspension open so you can easily remove and install suspension struts. Since it has a doublesided design, it can accommodate both larger upper hubs and split joints with lower ball joints. 2. materials: Our steering knuckle assembly is made of reliable, highstrength steel that resists wear and ensures strength and durability. It can withstand harsh environments and avoids deformation. 3.Userfriendliness: With this steering knuckle assembly, you can achieve maximum torque with 13 mm hand tools. It is easy to use and saves you time and energy. You can do without complicated power tools or pneumatic tools. 4.Widely used: This steering knuckle assembly is a practical car accessory that is suitable for multiple car models. It has a compact size and lightweight design, so it does not take up much space and is easy to carry and store.