The pump adapter 12 is ideal for most bicycle tires and most air balls and mattresses. Package Contents: 4 Valve Converters, 2 Pins, 2 Right Angle AV Extensions, 2 SV Extensions, 1 Compressed Air Nozzle, 1 air hose 90 degree 90 degree extended valve, America valve mouth / valve mouth with inner plugs and cores, Suitable for passenger cars, light and heavy trucks with valve mouth standard tire, motorcycles. This extension easily mentions the dual tire and inflatable, which will allow you to inflate the tires using a pump or compressor. Copper: All of these bicycle fittings are made of copper, with extremely strong corrosion resistance. Thanks to the high-quality processes, the device will become a long-term partner. Different uses require different valves: for wheels, balls, air bags or other similar uses. Easy: This bicycle adapter is small, occupied small space. It is very convenient to go anywhere. by