The Multi replacement adapter is the ideal addition for your HEYNER air pumps 215000, 216100 and 22500N as well as for alca air pumps 217000, 217100, 239000 and 239500. With this adapter, you can easily use hoses with an outer diameter of up to 10 mm. This practical accessory allows you to use your air pumps in a variety of ways and guarantees smooth air filling for different tasks. With the Multi replacement adapter, you are perfectly equipped to inflate your tires, air mattresses and other inflatable products to the desired pressure in no time at all.