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Environmental protection design of weight reduction extends the use of the bicycle pedal into another function, it extend out on both sides of the pedal with a forked bracket which fixed to the rear wheels, that the pedal cannot move forward and become anti-theft feature.
Kaohsiung City, Taiwan
Ying-Ling. Yao Chia- Hui . Yang Meng-Yin. Hsu Guan-Ling . LU