Full Speed:48V 500W about 40-50km/h, (different wheel size, road&weather condition and rider's weight will have different speed) 2. Hub Motor: Brushless Non-gear Hub Motor 3. Rim: Double-wall Aluminium Alloy Rim 4. Wheel Bottom bracket: Rear 135mm-142mm or Front 100mm 5.
Torque:30-40NM for 500W 6. RPM:470 for 48V 500W. Packing List Noted:Battery, inner and outer tires, thread freewheel, disc. 1 Front or rear Motor wheel(20/24/26/27.5/28/29inch 700C) 1 DC Controller 1 Controller Bag 1 SW900 Display 1 pair Power cut-off Brake lever 1 set Twist Throttle 1 8 Magnet Pedal Assistant Sensor. Your satisfaction is our top priority and we are confident that you will be pleased with our services. This item is in the category "Sporting Goods\Cycling\Bicycle Components & Parts\Electric Bicycle Components". The seller is "lightinbike18" and is located in this country: CN. This item can be shipped worldwide.