Power Strip Holder (magnetic and screw mount)

I wanted a good way to mount my power strips that is not those little holes on the back. I have not had great luck with them in the past and they are always so finicky. I came up with a mount for these amazon basics power strips that are very highly reviewed and reasonably priced:

https://smile.amazon.com/AmazonBasics-6-Outlet-Surge-Protector-2-Pack/dp/B014EKQ5AA/ref=sr_1_1_sspa?ie=UTF8&qid=1526048815&sr=8-1-spons&keywords=power+strip&psc=1

There is a version that can be screwed to a fl