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KBO K Series K2 (Midnight Black)

A stylish and affordable folding electric bike with a 500W sustained brushless geared hub motor and 48V 10.4Ah battery delivering 500Wh. The sturdy 6061 aluminum frame folds at both handlebars and frame into a compact package (35x20x28") for easy storage in a trunk, apartment, or under a desk. Features 20x3" CHAOYANG fat tires, Shimano 7-speed drivetrain, 160mm mechanical disc brakes, front dual suspension fork, 5 levels of pedal assist with thumb throttle, and up to 45 miles of range. Includes LED headlight, aluminum fenders, detachable rear rack, and multifunctional LCD display. The K2 features a {style} frame in Midnight Black.

In brief: 500W Folding. 48V 10.4Ah battery. Class 2 (Throttle 32 km/h). Up to 32 km/h. Aluminum frame.

Specs verified Jul 9, 2026

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Prices tracked across 1 seller

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Specifications

Classification

E-Bike Class
Class 2 (Throttle 32 km/h)
Bike Type
Folding

Motor

Motor Position
Rear Hub
Wattage
500W
Peak Wattage
500W
Top Assist Speed
32 km/h

Battery

Voltage
48.0V
Capacity
10.4Ah
Energy
500Wh
Chemistry
Li-ion
Estimated Range
40 km – 72 km
Charge Time
5.0 hrs
Removable
Yes

Frame & Build

Frame Material
Aluminum
Frame Style
Step-Through
Wheel Size
20"
Folding
Yes

Drivetrain & Brakes

Gears
7-speed
Drivetrain
Derailleur
PAS Levels
5
PAS Sensor
Cadence
Throttle
Yes
Brakes
Mechanical Disc

Features

Max Payload
127 kg
Suspension
Front Only (Hardtail)
Integrated Lights
Yes
Rear Rack
Yes
Fenders
Yes
Color
Midnight Black

Physical

Weight
24.95 kg

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