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  1. M

    charging Li-On battery in winter - looking for heating element

    I am using BAT-SAFE box when charging my ebike battery (Li-ion Panasonic 36V/15.6 Ah) in garage. Problem is that in winter there are cold days when outside temperature is below 14 degrees and garage is not well insulated - How to warm up battery in BAT-SAFE box in order to get at least 50F ? We...
  2. M

    bafang motor with stabilizer bar - not so stable

    Hi, I noticed that my bbs01 motor is not fixed enough by stabilizer bar (https://california-ebike.com/shop/bsb-1-bafang-stabilizer-bar-bbs0102-bbshd). It's slightly moving (+-1mm ~ 0.04inch) inside of low bottom bracket (picture below). In my opinion that M33 axle nut is really tight ~ 50-60nm...
  3. M

    BBS01 optimal PAS setting for steep hill

    I as understood optimal cadence for BBS01 250w is around 70 RPM. Let's say I will maintain cadence around 70-90 RPM in long steep section (e.g. 15% on 0.2mile) - in that moment I need maximal power from my mid drive motor. I do not want to use throttle (illegal in my country) only PAS. My...
  4. M

    BBS01 Chain line - chain ring with improved offset 42t

    Hi, I installed BBS01B 350w mid drive kit today, my 29" frame is a bit wide - it would be great to have chain ring with better offset (currently I have 'default' chain ring 46t installed - it has about 9mm (0.35 inch) offset. I am not able to use two largest wheels on 10sp cassette (11/36) in...
  5. M

    29" e-bike for commuting - rear hub motor or TSDZ2 ?

    Hi, I commute regularly following 5.5miles long route through the forest to the train station : As you can see it's daily almost 2 hours of healthy MTB training (mostly gravel road not suitable for city bikes). I would like to reduce time spent on the route (forth and back) under 50 minutes...
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