Glue repair/leakage glue/glue, the material is rubber, glue repair + glue, used for the inner tube repair of bicycles, you need to polish the rod, wipe off the skin around the hole, apply glue, and then paste the position of the break, hammer it with a wooden stick to avoid air leakage in the gap, pump it after 3 minutes apart, see if it is outgas, make sure that there is not, and install it back into the wheel...
2.30€
Ex Tax: 2.30€