I´m an salt water reef aquarium hobbyist and I know exactly what can happen, for example if you put 1 little drop of ciano in my +800 liters aqua ,in 24h it will all be dead, imagine something with radioactivity
Yes it needs a custom made bracket,
You will need someone skilled to make one, not much difficult but still needs a professional wit machinery to make this.
I will post pictures later on
this is not my braket but is just like it