How to vid here,
https://www.youtube.com/watch?v=WdyY32Qa2tk
You will need 4, 4M nuts
4, 4Mx10 screws
14aug bare copper wire about 80mm long.
3D Printed terminal block
To make the best contact between wire and input (the 14aug wire) you will need to hammer the 14aug wire flat until it just fits into the hole.