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3. Unfold the front and back wheels so they will be
in the same position as the image shown above.
4. Once the front and back wheels are in the correct position,
insert the two knobs again, making sure they go through the
frame of the back wheel and the upper support
of the front wheel.
5. Tighten the knobs on the opposite side of the
metal frame.
6. Once all wheels are tightened and locked, unfold in
the images below.
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