The trailer version is a special package for fast-wheel F0. The storage version is an ordinary 6-inch package. The difference is that a drag wheel can be dragged to reveal F0. One needs handcuffs. * There are 2 holes at the bottom of the trailer, F0 bagging, dragging wheels can be exposed, dragging and walking without hands; Size 90*26*15cm Fast Wheel F0 is a feature of the dragging design after dragging, dragging There are two holes at the bottom of the bag, and the F0's tow wheel is aligned with the two holes and tied with a magic strap to drag. Drag version

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