电动自行车改装套件 - 控制器外壳

I converted my old mountain bike into an ebike and wanted to build a nice and sleek housing for the motor controller.This is the bike I used: https://www.walmart.com/ip/Hyper-Bicycles-26in-Men-s-Havoc-Mountain-Bike-Black/102003163This is the ebike conversion kit I used - Mine was a 500W rear hub motor: https://www.ebay.com/itm/32222247604604?ul_noapp=truei还为紧急情况添加了一个杀死开关。所有零件都使用M4螺钉和螺母相互固定。