... to wholesale cheap and customized 16' electric folding bike, folding bike with lithium battery, 16 inch electric folding bike, lithium battery bike folding ... hills available. Display: LED as standars, and LCD for option. Wheel: 20 x 2.125 brand Kenda. Gear set: SHIMANO 6 ... a fast and easy replacement of the complete rear motor wheel in case of necessity. -Available rear motors 36-48V 250W ...