<p>Easy to carry: This bike adapter set is small in size and takes up little space. It's convenient to go anywhere</p> <p>VARIOUS SPECIFICATIONS: This set of bicycle valve adapters can meet all your needs - with a variety of adapters, you can adapt an unsuitable valve to an air pump or gas station compressor.</p> <p>Different applications require different valves: for wheels, balls, air cushions or other similar applications.</p> <p>Made of Copper: All these bike accessories are made of copper with extremely strong and corrosion resistant threads. Thanks to the high-quality workmanship, this set will be a long-term companion.</p> <p>The set contains 4 different adapters: 1 valve adapter, 1 pump needle, 1 cone inflation nozzle.</p> <p>Size: about 2~3cm</p>