Universal Bike Pump Adaptor:This bike track pump nozzle adapter comes with a versatile dual valve design, which is compatible with all kinds of valves like valves of French,US and Britain types, convenient for you to inflate tubes easily. No need to buy other valve tools any more. Flexible Valve Extension:The extension hose can add a 16.5cm length extension in case the existing pump hose is too short to use, helping you inflate the tire quickly and safely.Besides, it enjoys great flexibility, which makes it capable of stretching to any direction when you are inflating the small and hidden air valves on the wheels. Durable and Portable:Both the replacement pump head(Plastics) and tire valve extension(Nylon and copper) are made of premium material with outstanding craftsmanship, featuring wear-resistance, anti-corrosion, good performance and high stability,ideal for long-term service.They are 40g in weight ,which makes it a perfect accessory on your traveling or biking journeys. Easy To Use: Whether you have have excellent hand-on capability or not, our pumping tool kits are easy to use without much burden of learning,get your hands on real quick. In addition, the thumb lock lever on the bike pump adaptor provides the pump with a secure seal, ensuring no air leakage. Wide Application: This tool kit is equipped with versatility, suitable for all types of vehicle tires with a standard valve. They can be easily connected with the tire inflator to pump your bicycle, motorbike, car, electric vehicles.Besides,the bike pump adaptor can also be applied to various balls,kayak ,etc. 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.