The Aerpro APPSUMB Under Mount Parking Sensor Brackets provide a reliable solution for installing Aerpro parking sensors beneath bumpers, trays, or other surfaces on commercial vehicles and trailers. Designed for applications where a flush mounting surface is unavailable, these brackets enable a secure and accurate sensor placement. Finished in black, they blend seamlessly with various vehicle surfaces. Supplied as a pack of four, they offer a convenient and practical installation option.