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Help Center24V or 36V 250W or 400W Bafang CST(Cassette Freewheel)
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24V or 36V 250W or 400W Bafang CST(Cassette Freewheel)US$ 170 - 320MOQ: 1 Set
Specifications
Bafang central motor electric bicycle conversion kits with max motor power 800W
| partname: | CST(Cassette freewheel) |
| Rated Voltage (V) | 24/36 |
| Rated Power (KW) | 250~500 |
| Max Diameter (mm) | 180 |
| Max Speed (rpm) | 285~300 |
| Rated Efficiency (%) | ≥78% |
| Pole | 28 |
| Reduction Ratio | 1:5 |
| Weight (kg) | ≤4.5 |
| Open size (mm) | 135 |
| Drive and freewheel type | 8s,9s |
| Spoke Specification | 12G/13G |
| Cable location | Shaft center, righ |
| Hall sensor | Optional |
| Integrate speed sensor | Optional |
| Connector | Optional |
| Brake type | Disc (>160) |
| Surface | Silver/Sliver painted |
| Noise (dB) | <55 |
| Salt fog test (h) | 24/96 |
| Water proof Grade | IP54 |
| Certification | CE ROHS |
1, This kits can be installed on standard normal bike frame easily, no need to change the frame.The advantage of this kits
2, High starting torque, Max torque≥80N, good performance on climbing.
3, Double clutch is used on drive unit, more safety.
4, High efficiency, low consumption, long travel distance.
About HJ
We are professional do e-bike kits business for many years for the customers all over the world, and have met so many troubles, with these troubles, we have much experience on e-bike kits today.
Our e-bike kits are easy to install and allow you to convert your standard bicycle into an fun and eco-friendly e-bike. Since every model is different and components will vary, it's your responsibility to determine the best way to install an electric bike kit on your bike. Although most of the steps are similar from install to install, we have instructions can help the customers to convert their bicycle.
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