18MM Inductive Proximity sensor holder

I needed an 18mm proximity holder, which could also ideally be used with a print cooler attachment.

The answer was the the cleverly simply mount add-on thing from: http://www.thingiverse.com/thing:678862

I widened the inside loop to 18mm. I then doubled it to create two loops. The result is a piece that can be tightly hand turned onto the 18mm sensor. It is tight enough to not need any nuts. Thus Lighter = More Better.

This piece needs the core part from: http://www.thingiverse.com/thing:510957