The Brass Adapter Uses A Standard Pump Or Air Compressor To Inflate The Tires The product is shipped based on the color or size of the main image of the product page. The Brass Adapter Uses A Standard Pump Or Air Compressor To Inflate The Tires Product description: Suitable for French bicycles The built-in sealing rubber ring does not leak air All brass + rubber ring (to ensure tightness) Use an air pump-did you forget to inflate your tires before riding? It can be placed in any gas station and quickly inflated. To prevent damage to the wheels, clamp flat shoes to prevent uneven tire wear caused by low pressure tires. Simply screw in the adapter to inflate or check the tire pressure. It couldn't be easier. High-quality brass-This bicycle joint is made of high-quality solid brass, which is durable and has precision threads that can be fixed on the air pump. Small and compact: This small size adapter can be easily carried with you, and the adapter can be left on the tire bumper so that you are ready at any time. It can be conveniently placed in your cycling bag or jersey. Product contains: 10x conversion head Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store