This fat e-bike has an bold design, 20" folding fat tyres, which can be handled various not very smooth terrain, also can be transported anywhere, very fit for field. 20" very suitable for most people, it's very easy put it in your car. The frame is alloy, folding, TIG welded, an engine brushless from 500W the rear hub Ba Fang with the battery by 48V/10AH SUMSUNG lithium battery, equipped with Shimano 7 speed, SL-TX50-7R/RD/TX-55GSD/MF-TZ21CP. Could you know more details, please go to our website or amazon search: addmotor electric bicycle. http://www.addmotor.com/m-150-so.html

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