Replicator Fan Deck - Easy Fan Replacement

Replacing the fans on a Replicator can be a real pain. I've published a simple replacement for the OEM spacers, which I've heard had been spawned by something evil:(http://www.thingiverse.com/thing:29030)

This is the next step. A part of something I'm working on and will make pulling the extruders apart for maintenance a joy... Well, I might be exaggerating a bit :-/