The Pagid Disc Brake Pad Wear Sensor Set - 355251291 is a set of brake pad wear sensors designed for use with disc brakes. These sensors are used to monitor the wear of the brake pads and alert the driver when they need to be replaced. The set includes two sensors, one for each side of the vehicle, and they are compatible with a variety of makes and models. These sensors are made by Pagid, a trusted brand in the automotive industry known for their high-quality brake components. They are durable, reliable, and easy to install, making them a great choice for any vehicle owner looking to maintain the performance and safety of their brakes.