This product is a genuine BMW brake disc with the part number 34216864053. It is designed and manufactured by BMW to be used in their vehicles. The brake disc is an essential component in the braking system, providing a surface for the brake pads to grip onto and slow down the vehicle. This particular brake disc is made with high-quality materials and precision engineering to ensure optimal performance and durability. It is a direct replacement for the original brake disc in BMW vehicles and is compatible with the specified part number.