Does this product replace a specific part or function? Yes
Product major function & usage: The design for steel pivot ball position make the car more stable and smooth during driving Assist the knuckle arms to complete steering process
Major advantages of upgrading to this product: (1) Aluminium 7075-T6 is a light material anodized for longer durability, corrosion resistant and aesthetics. It has a high tensile strength for greater durability when doing extreme RC action (2) The design for steel pivot ball postion is same as original. It is "arcuated" shape,the steel pivot ball will not fall off easily.makes the front steering link rod smoother and more stable