Features
1. Convert Presta to Schrader
This convenient Presta valve adapter conveniently converts Presta valve to Schrader valve, so that the bike tire can be inflated by using standard Schrader pump and car air compressor. 
2. Easy to install
Simply loosen the tip of the Presta valve and then screw on the valve adapter. This lightweight and small Presta valve adapter can be left on your tire stem for quick and convenient access, alternatively, it can easily fit in your pocket.
3. Use Gas Station Pump
Conveniently inflate your bicycle tires and check air pressure at the gas station. It is suitable for all bike tires with Presta valves.
4. High Quality 
This Presta to Schrader Valve Converter made of High quality aluminum alloy with rubber o-ring seal ring, no leak at all. 
5. Multi colors
There are 5 different colors, red, silver, black, purple, blue. You will have different choices.

Specifications
Material: Aluminum
Color:silver,blue,purple,red,black
Height: 15mm,
Diameter: 6mm
Package List: 4pcs * Valve adapters