For sice reference: here is the whole module compared to a more or less guardsmen sized driver:
and here are just the missile launcher thingies on a Leman Russ:
So that should give a general impression. If you like I could make a photo of the Missile Launcher Module (it's magnetized) on a Chimera hull (I have one lying around, I just can't get to it right now) later on.
Edit: here it is, with a guardsman as difference