I bought e-bike conversion kit and it comes with sensors for the brake levers to shut off motor when braking. Usually you stick the sensor and the magnet to the levers and you are good to go. Not in my case. The magnet travel was minimal and it was not registering. So I came up with the idea to print extension and to tie it with zipties to the brake levers. it worked great.
I used supports and printed in PLA
The author hasn't provided the model origin yet.