Nylon is a necessary evil is because if steel gears were used it would be very noisy. for Bafang mid-mounted motors 36 V / 48 V 250 W / 350 W / 500 W / 750 W / 1000 W. Color: white. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
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