The ATE Brake Anti Rattle Clip - 390492 is a small metal clip designed to reduce noise and vibration in the brake system. It is specifically designed to fit ATE brake calipers and helps to secure the brake pads in place, preventing them from rattling or shifting during use. This clip is essential for maintaining a quiet and smooth braking experience. It is made of durable materials and is easy to install, making it a convenient and effective solution for reducing brake noise.