There has been a boom in ebike builders making their own battery packs out of the popular 18650-format cells (18mm diameter, 65mm long), and I
High-capacity packs using 18650-format cells have become popular, and we will have some interesting options soon with the new 21700 cells that are just now
If…the idea of using cordless tool batteries to power an ebike has ever crossed your mind? You are not alone. After some research, I found
Ferrofluid is an amazing substance if you own a large Direct Drive hubmotor. It does NOT benefit geared hubs or mid drives, but…if you like
Most factory cable-operated rim brakes are actually pretty decent. Even so, their performance can be improved by simply swapping to better pads. However…I am getting
Most people who decide that they want to buy a kit and assemble it onto an existing bicycle frame? They have to figure out two
Please read this recent story about a groundbreaking CBS 60 minutes episode where rampant use of electric motors in sanctioned bike races was exposed. To
There is a new player in the very large European mid drive ebike market. Polini is designed and made in Italy, and the only mystery
This is a direct drive (DD) hubmotor that I have been waiting for someone to produce the last two years, and now, someone finally has.
The BBS02 is a well integrated system, but…is not so easy to pump massive power through it, like some of the hub motor guys do.