Powerful Tool: The aluminum alloy wheel is selected and processed by fine technology, which effectively enhances the edge of the wheel, strong bearing capacity and high functionality. Application Effect: Suitable for modification, easy to maintain, electric moped mountain bike modification conversion motor, high efficiency, greatly improve the fun of riding. Application Scope: Suitable for the installation of rear drive type flywheel, mainly used for electric, electric scooter, folding bike, wheelchair, light electric four wheel and so on. Wide Temperature Range: Has a large operating ...