Features: Material: The Bike Valves Adapters are made of coppers for corrosion resistance and durability. The quality workmanship contributes to the adapter longer life. Easy to Carry: Light in weight, and it will definitely not take up much space in your emergencies luggage, and it is convenient to carrying. Easy to Install: These bike valves adapters are simple to install and easy to use. Besides that, you can also use your car foots pump or compressor to inflate tires and pumps. Wide Application: It is suitable for all common valves, mountain bikes, road bikes and stationary bikes with valves tubes. Service: Your satisfaction is our priority. If you are not satisfied with our product or have any questions, please feel free to contact our. Specifications: Material: Coppers Color: As The Picture Shows Package Weight: approx.10g Style Options: 3 Style are Available as Shown in the Picture. Size: As The Picture Shows Package Includes: 3Pcs Bike Pump Adapter note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!