1. This pack of 4 snap-in valve stems is easy and convenient to install. Simply pull them through (if there is tension the diameter will reduce and then re-expand for a tight seal).
2. They are designed for tubeless 0.453inch (11.5mm) diameter rim holes and are the industry standard for passenger cars and light trucks.
3. Constructed from a standard brass core and ozone resistant EPDM rubber these stems are leak-proof up to 65 PSI (448kpa).
4. Material: rubber + copper (Durable steel construction，Molded rubber coating protects rims and wheels)
5. Installation method: snap-on
6. Features: high temperature resistance aging resistance
7. Package Includes: Car valve TR412 x 4 ，Tire valve core x 4 Valve core wrench x 1
6. Made for installation or removal of snap-in type tubeless tire valves
8. Note: Be sure to check if the valve should be installed before use.