Bafang Mid Drive Motor BBSHD 52V 1000W 68mm DIY Ebike Conversion Kits. We have both in standard sizes (68-73mm), wide and fat sizes (74-100mm) and extra fat (100-120mm). Bafang Motor kit. If your bicycle braking system is an integrated thumb shifter, it is hydraulic braking, or if you want to keep your own brake lever.
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