New Kit in the FW office

We've just taken delivery of some new production kit. It's bespoke one off custom made gear, possibly even rarer than Shoot Blues sadly missing Samyang uncoated lenses. 

The kit is precision made, but it weighs a tonne. This is what it looks like:

It's got a ghetto FW brand all over it which we particularly like:

There are two of them which work together, and you can carry them .... just:

So, the questions are ......

1. What are these called?
2. What are they for?
3. Who made ours?

Answers on a postcard please, before Rob drops them on his foot....