Amazon.com : PASELEC Electric Mountain Bike for Adults 750W Powerful Motor Electric Bike 26 inch*4.0'' Fat Tire E-Bikes with 48V 14.5ah Removable Lithium Battery 48V 750W Motor, 9 Speed Gears E-MTB :
ANNOYBIKE 10 inch Motor 800W1000W1200W Motor Wheel Electric Disc Breke Drum Brake Modification Electric Bicicleta Electrica - AliExpress Sports & Entertainment