Lightweight, practical, convenient to install and easy to use, simply screw and inflate automotive pump, compressor.
This will enable you to use a car foot pump or compressor to inflate your tyres and pumps.
Easy to use: Direct replacement,easy to install, only use the wrench to put the caps onto the tire valve stem.
High Quality: Made of premium brass and silicone seal ring, strong and durable, easy to clean and works well.
Compact and Lightweight: Comes with 2pcs, super compact and lightweiht to bring everywhere. Convert a presta valve to a schrader valve, also turn a UK valve into a US valve.