Mounting bracket för Hifiberry AMP in B&O BEOVOX CX50 or CX100

To make the passive BEOVOX into an active smart speaker.
Read more about the build here: https://kennethloven.wordpress.com/uppgradera-beovox-cx-50-och-cx-100-med-hifiberry-amp2/
HifiBerry: https://www.hifiberry.com/shop/boards/amp2/