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Supporting wheel / product/bikes

Supporting wheel
Supporting wheel

Either before or after birth, only need to put the "supporting wheel" on the axle rod can not let broken tyre with the ground, so that you can push bicycle to reach fill tires in place. In this period, can protect the tire from the two friction damage.

University

Shandong University of Science and Technology

Shandong University of Science and Technology
Tsingtao, China

Chunyan Liu,
Shandong University of Science and Technology