Details:
Features:

- Powerful Brushless Motor - Electric bicycle front wheel conversion kit features 48V 1000W brushless and gearless hub motor for efficient running; fit for any 20" bicycle frame with 5 5/16" front dropout spacing;  easily convert your bicycle to electric bike and reach the maximum riding speed of 45 KM/H;  suitable for regular bicycles used on commuting and short journey
- Dual Mode Controller - Motor works under Hall effect and non-Hall effect for extending life for electric bicycle; If the components break down;  controller will switch into non-hall effect mode;  the motor will still be working
- Pedal Assist System - Pedal assist system (PAS) for sensing your pedal cadence and allowing you to ride electric bike comfortably without pressing the throttle on the handlebars;  can avoid uncomfortable wrist positions and easy to pedal with less fatigue;  great for a long-distance journey
- Durable & Convenient - Aluminum alloy frame for durability and stability;  can support a heavy weight up to 220 Lbs; drive system without moving chains or gears for anti-friction
- Safe & Environmentally-Friendly - Brake levers for cutting off the power and braking when riding;  can ensure riding safety; CE certificated for quality and safety assurance; battery powered design for environmental protection

Specifications:

- Overall Dimension(Dia.xW): 16 9/16" x 7 7/8" (42 x 20 cm)
- Compatible Tire Size: 20" x 4"
- Rim Diameter: 16 9/16" (42 cm)
- Axial Length: 7 7/8" (20 cm)
- Front Dropout Spacing: 5 5/16" (13.5 cm)
- Motor Diameter: 9 7/16" (24 cm)
- The Number of Spokes: 36
- Spokes Length: 2 15/16" (7.5 cm)
- Spoke Specification: 12G
- Controller Power: 1000W
- Motor Voltage: 48V
- Motor Rotating Speed: 600 RPM
- Motor Torque: 60 N.m
- Recommended Battery Specification: 48V/30A
- Recommended Battery Capacity: 17 to 20Ah
- Suitable Brake Type: Disc Brake
- Weight Capacity: 220 Lbs (100 kg)
- Climbing Angle: 12 Degrees
- Net Weight: 20.9 Lbs (9.5 kg)

Package Contents:

- 1x 20" Front Wheel with Brushless Hub Motor (Tire is not included)
- 1x Dual Mode Motor Controller
- 2x Brakes Levers
- 2x Handle Grips
- 1x Thumb Throttle
- 1x PAS Sensor
- 1x Strip
- 1 Set of Winding Pipe/Cable Ties
- 1x Manual
- 1x Spoke Key

Notice: 
- 1.Battery;  charger and tire are not included;  please prepare them before using.
- 2.The electric wheel is only applicable to conventional bicycles;  not for tricycles;  tractors;  etc
- 3.Please go to automobile repair shops with standard business license for modification.
- 4.For safety reasons;  it is not recommended to use in rainy days and please wear a helmet before riding this electric bicycle for protection.

Notes: Attention: Ebay MAP:$265.9;  Other platform MAP: $265.9.