Color smart LCD instrument
X-Black Knight equipment intelligent LCD instrument has a new interactive interface, LCD display, integrated gear switch, driving data detection, power output setting, clear at a glance, ip64 waterproof and dustproof, reliable quality.
Lockable shock absorber spring large front fork
The dual oil spring suspension and lockable front fork are used to provide the riderwith a stronger comfort experience during a collision. Large potholes and muddyroads with a wheel diameter of 20*4.0 inches can easily pass the speed bump. Thetire has a width of up to 10 cm, has anti-skid and anti-vibration functions, and hasa longer span. Bigger, faster, and less effort.
CST 20X4.0 wide tire electric vehicle.
The X-Black Knight comes with large 20 x 4.0 inch tires and fits adults 170-190cm. Thicker, fatter tires effectively increase friction, allowing them to tackle any terrain that has more contact with the road. High-quality anti-skid tires can adapt to wet stones, muddy paths, beaches or snowy mountains.
SHIMANO 7-speed shifting system
Optional imported Shimano 7-level transmission system, customized aluminumalloy crank 52T large chainring, front 1 rear 7-level classic combination, SIS po-sitioning, durable 7-speed greatly enhances riding fun.
Sof Tail Rear Oil Spring Suspension.
The 650-pound rear two oil spring shock absorbers increase the shock resis-tance of the shock absorbers and add 200kg to the frame load. It has excellentdamping effect under pothole and gravel pavement conditions.
Sturdy aluminum rear frame
This new and upgraded electric bike is equipped with a comfortable, spacious and sturdy aluminum rear rack, which is very suitable for riding with your lovely pets or sending your relatives and friends. Also handy for carrying all your essentials, whether you’re heading out for a picnic or heading home from get off work! All-inclusive fenders will protect you from the elements, rain or shine.
EXTEND AND ENLARGE FOR DOUBLE COMFORT
The streamlined, extended and widened seats and ergonomic design are spacious and comfortable, with better posture and a more friendly riding experience.

4.5″ LED high brightness headlight
4.5 “Circular LED headlights with built-in electronic horns, headlights operate at780 lumens of large flood light Angle. It has a wider range of light and a built-in95-decibel electronic horn to alert pedestrians and vehicles to safe driving. Whenriding at night or at night, turn on the taillight working mode to remind pedestriansand vehicles to drive safely.
Bike Dimension

SPECIFICATIONS
Model:
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X-BLACK KINGHT
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Wheel Size:
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20 inch
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Color:
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Black
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Frame:
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6061 Aluminum Alloy Soft Tail Frame
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Shock absorber:
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Shoulder oil spring shock absorber
& Two 320L rear shock absorbers
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Wheel hub:
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20*4.0 aluminum alloy rim
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Tires:
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20*4.0 rubber fat tire
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Handlebar:
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31.8 Big Swallow handlebars
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Crank:
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52T aluminum alloy crankshaft
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Seat:
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Quality sports seats
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Variable speed:
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Shimano M310-7 finger derailleur/M310 rear derailleur
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Rear gear:
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SHIMANOtz20-7
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Chain:
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7S
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Brake:
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DYISLANDDe-energized Hydraulic Disc Brakes
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Rim
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Aluminum alloy wheels
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Tire:
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20*4.0 CST Fat tire
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Net Weight:
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48 kg
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Carrying weight:
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200kg
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Applicable height
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170-190cm
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Vehicle size:
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178cm*111cm*85cm
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Electric configuration:
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Mileage:
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Electric mode 120-140 km/auxiliary mode 250-280km
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(After fully charged,the load is 60kg,the temperature is 25°C,
and the test is carried out at 20KM/H
The actual measurement is the average speed on a flat road
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PAS mode (5 Shifts) Range 120-140KM
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Riding mode:
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Pure electric mode (5 Shifts) Range 250-280KM
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Pure Human Riding
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Maximum speed:
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48km/h
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Front light:
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4.5″ LED high brightness headlight
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Gradeability:
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40°
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Battery:
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Samsung 48V45ah lithium battery power supply
(upper battery 25ah lower battery 20ah)
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charging time:
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48v20ah~6~7h 48v25ah~8~9h
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Charger:
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48v 3a charger
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Control System:
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48V40a Dual Drive Vector Controller
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Motor:
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48v 1000w front drive brushless motor and 1000w rear drive brushless moto
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Motor torque:
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Front wheel motor 95 Nm,Rear wheel motor 95 Nm
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meter
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color screen LCD meter, Integrated setting function, display speed, battery level, mileage, etc., waterproof level: IP54
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accelerator :
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158DX Electric Handlebar
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waterproof level:
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IP54(life waterproof can be used in rain)
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Power assist Sensor :
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12-point Holzer-intensive speed sensor
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Wire connector:
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All cables are Waterproof Integrated wires
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Benjamin Riley (verified owner) –
Arrived on time and well packaged.
Reuben White (verified owner) –
The bike is brilliant, worth every penny.
Bonnie Reed (verified owner) –
Took 10 days to arrive but came safely.
Benjamin Riley (verified owner) –
Super comfortable to ride.
Ruby Grant (verified owner) –
Took around 9 days, but customer service kept me updated.
Alice Pratt (verified owner) –
Bike arrived without any scratches.
Amelie Johnston (verified owner) –
Very pleased with the bike. Shipping was faster than quoted.
Ruby Grant (verified owner) –
Fast shipping, quality exceeded expectations.
Kieran Sykes (verified owner) –
Love how fast it arrived, ready to ride the next day.
Sebastian Webb (verified owner) –
Very good communication and quick shipping. Would recommend!
Martha Goodwin (verified owner) –
Fast shipping, everything as described.
Max Walsh (verified owner) –
Very impressed with the packaging and delivery speed.
Phoebe Boyd (verified owner) –
Fast delivery, good quality e-bike.
Rosie Kerr (verified owner) –
Battery lasts longer than expected.
Lily Turner (verified owner) –
Very impressed with the packaging and delivery speed.
Tilly Preston (verified owner) –
Amazing service, fast delivery, and great customer support when I had a question.
Eliza Hardy (verified owner) –
Bike arrived without any scratches.
Ellis Miles (verified owner) –
Amazing battery life and smooth ride.
Sebastian Webb (verified owner) –
Had an issue with the brakes, but support helped immediately.
Alfie Wright (verified owner) –
Great product, but instructions could be more detailed.
Zachary Booth (verified owner) –
Perfect condition, arrived quickly and works great.
Anna MacDonald (verified owner) –
Fast shipping and the bike is just what I needed.
Eliza Hardy (verified owner) –
Arrived in 6 days, much faster than expected.
Samuel Ellis (verified owner) –
Very reliable e-bike.
Henry Bailey (verified owner) –
No damage in transit, everything was intact.
Anna MacDonald (verified owner) –
Loving the battery range.
Skye Jennings (verified owner) –
Bike arrived without any scratches.
Daniel Hart (verified owner) –
Sturdy build and smooth ride.
Finn Walsh (verified owner) –
Very impressed with the packaging and delivery speed.
Penelope Abbott (verified owner) –
Delivered on time, very well packaged.
Betsy Douglas (verified owner) –
Nice and comfortable ride, battery lasts long.
Charlie Green (verified owner) –
Took a little longer than expected (9 days), but it’s worth every penny.