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52V ASTRO Ebike Battery

This brake pad replacement kit includes two brake pads, which can be replaced with either front or rear brake pads; it is accompanied by iron calipers.


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C3STROM offer 15 days of receipt free return for all New and Unused items, for a full refund with no restocking fee, less shipping charges. For all returns, return shipping charges are the responsibility of the recipient unless we made a shipping error. We will issue a refund using the same payment method you used originally. Learn more:

  • 52V 20Ah Lithium Battery
  • Battery Cell: Samsung 5000mAh
  • Nominal Voltage: 52V
  • Rated Capacity: 20Ah
  • Constant Discharge Current: 30A( BMS)
  • Max Discharge Current: 120A
  • Charging Life: > 1200 cycles
  • Apply for: 750-1500W motor
  • Weight: 4.8kg

1. Samsung brand grade high quality battery cells, expensive but ensure quality, reliability and high performance.

2. Waterproof and crash-proof to ensure ultimate reliability.

3. Intelligent BMS (Battery Management System) for the highest overall battery performance and safety.

4. The carefully designed base is very easy to install and use.

5. Strict QC process, each is fully charged and discharged before leaving the factory to ensure that you receive it in perfect condition.

1. Please charge the battery fully once after receiving it. Even if you don’t use it anymore, please make sure it is fully charged once every 2-3 months.

2. Please make sure that the charging cable and the battery cable arrows are aligned before connecting, inserting them backwards will cause a short circuit, and even the battery and charger will no longer work.

3. Please turn off the battery, if you do not use it for a long time. If you keep it open, the battery will go into hibernation. When riding again, please turn off the battery power, stay for 2-5s, and then turn on again that can end the hibernation mode.

Additional information


52V20Ah Li-ion battery Samsung 21700 cell


Our stylish, extremely speedable ASTRO ebikes are sure-fire hits for everyone on your list.