• GissaMittJobb@lemmy.ml
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      9 hours ago

      Placed under the valve cap, it will press on the valve and let the air out, leading to a flat tyre.

      • anomnom@sh.itjust.works
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        10 hours ago

        Using scissors/wire cutters on the stem, or just stomping on the stem if it’s on the lower half of the wheel at the time, works too, but isn’t as expensive to fix as the tire.