Razor universal inner tube valve extender. Also known as a valve adapter. Certain Razor models require a valve extender in order to properly inflate the tires. This adapter works with a variety of Razor scooter models and is universally compatible with all scooter inner tubes. Please see our compatibility page for a full list of compatible models. Note: Valve extender is made of plastic, not metal. Razor Part Number: W13112099047 ![]() | |