The AIRCHECKER (Art. No. 10001) is difficult to push onto the Schwalbe Clik Valve. What can I do? 10 April 2026 05:59 Updated Lightly apply silicone grease to the AIRCHECKER’s valve rubber. This will make it easier to push onto the valve. Related articles Is the SKS-AIRCHECKER compatible with Schwalbe Clik valves? Where can I find the mounting instructions/user manual for my SKS-product? Are SKS Germany products manufactured in Germany? Why doesn’t my MIK accessory (bag or basket) fit on the INFINITY UNIVERSAL rear carrier? What are the pressure gauge tolerances of the AIRCHECKER?