Stumbled on these searching for something else. Have never ordered from here and know nothing about them, shipping etc.. Have come across other things over time that they carry that could prove useful down the line.
https://www.robotshop.com/ca/en/aluminum-enclosure-112x61x31mm.html
https://www.robotshop.com/ca/en/aluminum-enclosure-120-95-35mm.html
dave