A Valve Extension is used to extend the reach of the valve stem. It is made of a metal tube that is inserted into the valve stem hole. The valve extension is then screwed into the valve stem, which extends the reach of the valve stem. It allows the valves to be adjusted without having to remove the rim from the vehicle. Attributes:● Provided with Lock Nuts for secure fastening● Manufactured to precise specifications and is durable and reliableApplications:A Valve Extension is threaded to screw into the valve stem.