Ork Aircraft Traktor and Launch Trolley
I then gave the model a heavy drybrush of Boltgun Metal.

I then added a lot of rust using Chestnut Ink mixed with some Blazing Orange to remove the gloss from the ink.

I added more rust...

I painted (well re-undercoated) the plane carrying trailer/launcher with Chaos Black.

I gave the plane carrying trailer/launcher a drybrush of Tin Bitz. I then gave the model a heavy drybrush of Boltgun Metal. I then added a lot of rust using Chestnut Ink mixed with some Blazing Orange to remove the gloss from the ink.
more soon...