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[Circuitsmith]

Those blue cube batteries are not LiFePO4, are not as safe, and are not what the OP asked about.

[Circuitsmith]

I would spend a little more for a 52V rated controller from a more trustworthy vendor than Alixpress.
Luna is unfortunately out of stock....

[Circuitsmith]

stts:

" I looked back on that thread where I was helping you out."

Please point out which thread where you allegedly...

[Circuitsmith]

When I first started reading this thread my first thought was the grease in various mechanisms (freewheels & gears) had simply dried out after sitting...

[Circuitsmith]

Keeping the chain, derailleur, chain ring, and 2 freewheels in the mid-drive in constant motion adds drag and noise.
Keeping the chain in motion...