Tire Pressure Monitoring System (TPMS) Pressure Sensor Cradle
WARNING: This page is about a different car, the 2010 Lincoln MKX and 2010 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.
The tire pressure sensor cradles are mounted to the wheels with metal straps and have an adhesive strip to aid in their retention to the wheel.
The sensor cradle is available with the strap in a kit. To service the sensor cradle, the strap must be removed and discarded.