The ATE Disc Brake Anti-Rattle Clip - 390577 is a small metal clip designed to be used in disc brake systems. It is used to prevent the brake pads from rattling and vibrating while the vehicle is in motion, which can cause noise and decrease braking performance. The clip is made of high-quality materials and is specifically designed to fit ATE disc brakes. It is easy to install and helps to ensure a smooth and quiet braking experience. This product is essential for maintaining optimal brake performance and should be regularly checked and replaced if worn or damaged.