42cm/ 16.54in

Specification Color: Black Special Feature: Electric Material: Aluminum Alloy, Aluminum, Steel Process: Baking Paint, Spray Molding Installation Position: Rear Display Type: LCD Motor Type: Brushless and Gearless Hub Motor Brake Type: Power-off Brake Handle (Applicable to V Brake, Disc Brake) Working Temperature: -20-45℃/-4-113℉ Power: 2000W Voltage: 48V Speed: 550rpm Torque: 65N. M No-load Speed: 55km/34mile/h Efficiency: ≥ 83% Noise: ＜55dB Suitable Bike Tire Size: 50.8*10.16cm/20*4in Wheel Bottom Bracket: 170mm/6.69in Wheel Hub Diameter: 42cm/ 16.54in Wheel Hub Width: 8cm/ 3.15in Net Weight: 12.35kg/ 27.23 lbs Package Included 1 * Wheel Hub Motor 1 * Controller 1 * Controller Bag 1 * LCD Display 1 * Thumb Throttle 2 * Brake Levers 3 * English Manuals.

Specification Color: Black Special Feature: Electric Material: Aluminum Alloy, Aluminum, Steel Process: Baking Paint, Spray Molding Installation Position: Rear Display Type: LCD Motor Type: Brushless and Gearless Hub Motor Brake Type: Power-off Brake Handle (Applicable to V Brake, Disc Brake) Working Temperature: -20-45℃/-4-113℉ Power: 2000W Voltage: 48V Speed: 550rpm Torque: 65N. M No-load Speed: 55km/34mile/h Efficiency: ≥ 83% Noise: ＜55dB Suitable Bike Tire Size: 50.8*10.16cm/20*4in Wheel Bottom Bracket: 170mm/6.69in Wheel Hub Diameter: 42cm/ 16.54in Wheel Hub Width: 8cm/ 3.15in Net Weight: 12.35kg/ 27.23 lbs Package Included 1 * Wheel Hub Motor 1 * Controller 1 * Controller Bag 1 * LCD Display 1 * Thumb Throttle 2 * Brake Levers 3 * English Manuals.

Specification Color: Black Special Feature: Electric Material: Aluminum Alloy, Aluminum, Steel Process: Baking Paint, Spray Molding Installation Position: Rear Display Type: LCD Motor Type: Brushless and Gearless Hub Motor Brake Type: Power-off Brake Handle (Applicable to V Brake, Disc Brake) Working Temperature: -20-45℃/-4-113℉ Power: 2000W Voltage: 48V Speed: 550rpm Torque: 65N. M No-load Speed: 55km/34mile/h Efficiency: ≥ 83% Noise: ＜55dB Suitable Bike Tire Size: 50.8*10.16cm/20*4in Wheel Bottom Bracket: 170mm/6.69in Wheel Hub Diameter: 42cm/ 16.54in Wheel Hub Width: 8cm/ 3.15in Net Weight: 12.35kg/ 27.23 lbs Package Included 1 * Wheel Hub Motor 1 * Controller 1 * Controller Bag 1 * LCD Display 1 * Thumb Throttle 2 * Brake Levers 3 * English Manuals.

Specification Color: Black Special Feature: Electric Material: Aluminum Alloy, Aluminum, Steel Process: Baking Paint, Spray Molding Installation Position: Rear Display Type: LCD Motor Type: Brushless and Gearless Hub Motor Brake Type: Power-off Brake Handle (Applicable to V Brake, Disc Brake) Working Temperature: -20-45℃/-4-113℉ Power: 2000W Voltage: 48V Speed: 550rpm Torque: 65N. M No-load Speed: 55km/34mile/h Efficiency: ≥ 83% Noise: ＜55dB Suitable Bike Tire Size: 50.8*10.16cm/20*4in Wheel Bottom Bracket: 170mm/6.69in Wheel Hub Diameter: 42cm/ 16.54in Wheel Hub Width: 8cm/ 3.15in Net Weight: 12.35kg/ 27.23 lbs Package Included 1 * Wheel Hub Motor 1 * Controller 1 * Controller Bag 1 * LCD Display 1 * Thumb Throttle 2 * Brake Levers 3 * English Manuals.

Specification Color: Black Special Feature: Electric Material: Aluminum Alloy, Aluminum, Steel Process: Baking Paint, Spray Molding Installation Position: Rear Display Type: LCD Motor Type: Brushless and Gearless Hub Motor Brake Type: Power-off Brake Handle (Applicable to V Brake, Disc Brake) Working Temperature: -20-45℃/-4-113℉ Power: 2000W Voltage: 48V Speed: 550rpm Torque: 65N. M No-load Speed: 55km/34mile/h Efficiency: ≥ 83% Noise: ＜55dB Suitable Bike Tire Size: 50.8*10.16cm/20*4in Wheel Bottom Bracket: 170mm/6.69in Wheel Hub Diameter: 42cm/ 16.54in Wheel Hub Width: 8cm/ 3.15in Net Weight: 12.35kg/ 27.23 lbs Package Included 1 * Wheel Hub Motor 1 * Controller 1 * Controller Bag 1 * LCD Display 1 * Thumb Throttle 2 * Brake Levers 3 * English Manuals.