Bicycle drill bit valve adapter - Convert Presta to Schrader - France/UK to USA - Inflate tires with standard pump or air compressor

1. Convenience: bicycle tires can be inflated with standard Schrader pump and automobile air compressor
2. Preparation: The adapter can be left on the tire rod to inflate the tire at any time
3. Use the gas station pump: easily inflate the bicycle tires and check the gas pressure at the gas station
4. Lightweight and easy to install: Screw on the Presta pole of the hybrid MTB 29er trail fat bike
5. Quality: aluminum alloy with rubber O-ring: black, red, blue, gold, silver, green