Dave WI6R showed off his aluminium chassis to the list, but this resulted in questions about how he mounted his Anderson 12v powerpole connectors.
The answer is that you can use either of these mounting systems (the second was used in Dave’s case):
#1 https://powerwerx.com/powerpole-connector-chassis-mount-4
Note, that the mouting clamps do not have to be mounted on the exterior of an enclosure. They can just as easily be mounted on the inside, making the who affair look more presentable.