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  1. 2Slow

    Bafang Ultra, rattle sound - Help

    Got few months old Bafang Ultra on my bike that generate metallic rattle sound when bike is ridden over rough terrain offroad. It makes no difference if it's under the load or not. Anyone had this issue and know the fix?
  2. 2Slow

    Bafang Ultra, Frey EX - Battery hack

    Frey EX comes with twin battery as optional. This creates issue, what happens when one battery is empty and someone connect external fully charged battery? Since both batteries connected in parallel to the motor they would equalise, but rather rapidly at the rate limited by battery BMS. In the...
  3. 2Slow

    Frey EX - New Battery capacity issue

    Guys, I got 3A charger supplied with Frey EX. Checked output current, it's under 3A. Battery goes from 5% to 100% in 3 hours. Meaning it's accepted about 9 a/h of charge. But spec suggest 14a/h batteries. Max voltage suggest they are 100% charged to 4.2V, so no buffer at the top. I hear that...
  4. 2Slow

    Frey EX E-MTB with Bafang M620, Advice on ordering

    Hello All, I am looking for some help on ordering Frey EX from Frey http://frey.bike/full-suspension-eMTB/Frey-EX.htm# Did anyone ordered from them this model and can share some impressions? There are three models, Basic, Advanced and Pro. While I do not need Pro, is Advanced good value...
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