Urtopia
Urtopia - Carbon Fold Step-Thru E-Bike
Added to cart with your e-bike when checked. You can remove it anytime before checkout.
Pickup available at Brimstone Bicycles Shop
Usually ready in 2-4 days
Description:
Comfortable, light, and easy to store.
The Carbon Lightest
Foldable Electric Bike
Lightweight, easy to ride, and sleek, Carbon Fold ST Electric Mini Bike embodies these qualities. With premium Carbon Fiber and Urtopia's design, it continues the legacy chosen by hundreds of thousands of Urtopians.
Step In, Lower Than Ever
With the industry’s lowest step-through, the Fold ST makes getting on and off effortless for riders of almost all heights — combining easy access with sleek carbon style.
A bike, cargo, and more!
This versatile lightest foldable electric bike meets all your needs, with accessories for kids, cargo, pets, and leisure. Whether commuting, running errands, or exploring, it effortlessly adapts to your lifestyle, offering convenience and endless possibilities.


Carbon Folding Step-Thru E-Bike Technical Specs
| General Info | |
| Model | Carbon Folding Step-Thru E-Bike |
|---|---|
| Net Weight | 31 lbs (without accessories) |
| Material | Carbon fiber (frame, fork) |
| Range | Up to 50 miles |
| *The 50-mile range was tested with a 180 lb rider in ECO mode on flat roads without throttle. | |
| Top Speed | 20 mph |
| Total Weight Limit | 220 lbs |
| Rider Height | 4’11’’ - 6’5’’ |
| Brakes | TEKTRO hydraulic disc brake |
| Wheels | Kenda 20’’ × 1.95’’ |
| E-Bike System | |
| Class | Class 2 |
| Motor | 250W (Peak Power 500W) rear hub motor, 42Nm torque |
| Throttle | Optional (up to 20 mph) |
| Battery | 252Wh seat post battery, UL-2271 certified, removable |
| Pedal Assist | 4 levels |
| Charger | 3.5 hrs fast charger |
| Display | 2’’ Color display |
| Sensors | Torque sensor |
| Lights | Front: External lights, 60 Lux Rear: Integrated tail lights |
| Water Resistance | IP65 |
| Drivetrain | |
| Chainrings | 52T |
| Cassette | 14-28T, 7 Speed |
| Chain | Shimano 7 speed |
| Rear Derailleur | Shimano Tourney 7-Speed |
| Shift Lever | 7 Speed Trigger |
Shipping
Ready to ship in 2 days.
Return Policy
Our regular policy applies, please check our return policy for more details.