The Meyle Control Arm Kit - 475120 is a comprehensive kit of products designed for use on a car. It includes four separate items, each with its own unique purpose. These items are not specified by brand name, but rather by their general type. The first item is a control arm, which is a crucial component of a car's suspension system that helps with steering and stability. The second item is a ball joint, which connects the control arm to the steering knuckle and allows for smooth movement. The third item is a bushing, which is a type of bearing that helps to reduce vibrations and noise. The final item is a mounting bolt, which is used to secure the control arm and other components in place. Together, these products work to provide a smooth and stable driving experience for the car.