The Brass Adapter Uses A Standard Pump Or Compressor To Inflate The Tires Product description: Suitable for French bicycles The built-in sealing rubber does leak All brass + rubber (to ensure tightness) Use an pump-did you forget to inflate your tires before riding? It can be placed in any gas station and quickly inflated. To damage to the wheels, clamp flat shoes to 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. brass-This bicycle joint is made of solid brass, which is durable and has precision threads that can be fixed on the pump. Small and compact: This small size adapter can be easily carried with you, and the adapter can be left on the tire so that you are at any time. It can be conveniently placed in your cycling bag or . Product contains: 5x conversion High-Performance Tires:Upgrade your cycling experience with our high-performance tires. Engineered for optimal grip and durability, these tires ensure a smooth ride on various terrains, enhancing your biking adventures. Ergonomic Saddle for Comfort:Experience unparalleled comfort during long rides with our ergonomic saddle. Designed with rider comfort in mind, it provides the perfect blend of support and flexibility, allowing you to enjoy every journey. Precision Gear Shifting System:Take control of your ride with our precision gear shifting system. Smooth transitions between gears guarantee a seamless cycling experience, allowing you to effortlessly adapt to changing terrains and speeds. Lightweight and Durable Frame:Our bicycle frames strike the perfect balance between lightweight design and durability. Crafted from high-quality materials, they ensure a sturdy yet agile ride, making your cycling adventures both enjoyable and reliable. Advanced LED Lighting System:Illuminate your path with our advanced LED lighting system. Whether you're cycling in low-light conditions or exploring the great outdoors at night, these lights provide enhanced visibility and safety for a worry-free biking experience.