<ul><li>Valve adapters cover the most common air pumps, compressors or matching connection systems. for bicycles, balls, air mattresses, inflatable boats, inflatable pools, standard pumps, air compressors, volleyball, soccer, spare needles, bicycle valve to car valve adapter ect. </li><li> This set of valve adapters for different tires and air pumps, you don't have to worry about improper pumps anymore. Intended use Autocompressor -Dunlop valve (DV), Presta valve, Blitzventil (BV), Sclaverand valve (SV), Presta valve on => Schrader / Autoventil (AV). </li><li> The stable hold of the adapter guarantees tightness and no air can escape during pumping. </li><li> Copper: All of these universal bike accessories are made of copper, which is extremely corrosion resistant and durable. Due to the high quality workmanship, the set will be a long companion for you. </li><li> Lifetime Warranty: If you have any questions, please contact us, we will do our best for you. </li></ul> <b> Product descriptions </b> Car valve (AV) The adapter set for every application Bicycle valve adapter ( DV / BV / SV => AV) Automatic valve (AV) Suitable for Dunlop valve (DV), Blitzventil (BV), Sclaverand valve (SV) on => Schrader / Autoventil (AV) < br/> Adapter Allows inflation at the gas station for balls, inflatable boats and inflatable pools or with other car pumps <b> Product Description: </b> Material: copper Weight: 50g Valve adapter for the most common air pump, compressor or corresponding connection systems. Adapters for balls, inflatable boats and inflatable pools. <b> How to use</b> British inflatable mouth Connected to an English air pump, suitable for inflating various toys, air mattresses, etc. Ball needle and inflation cone included! Ideal for sports balls, rafts and inflatable toys This pump adapter is not only suitable for bicycles, but can also be used to inflate air mattresses, swimming rings, sports balls, etc. Note: The data is all manually measured, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.