The TPMS Sentry is designed to keep the sensor in a safe and secure position after the mounting nut has been removed and the sensor is released from the wheel
Protects valuable stem sensors that mount through the valve hole
T-Shaped tool attaches to sensor to keep it from dropping in to tire cavity when mounting or demounting tire
Made of hardened steel
Knurled surface provides positive grip even when coated with water or bead lubricant