Cheap And Discounts Updated Brushless Dis Brake rear Hub Motor 10'' Electric Scooter for KUGOO M4 / M4 PRO E Bike Motor Replacement 2021 New Wholesale. Buy Directly From Merchant Aikan-World Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.