1. With reflective strips, safer,
2. The general thread port of the bicycle fits stably. It is not easy to loosen during riding,
3. The thread mouth is engraved with left and right logos. L is the left pedal.R out of the right pedal,
4. High-quality plastic material. Lighter and more load-bearing
5. Product size: width 70m, length 95m, thickness 30m
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