gallon can spout remix

Update 6-6-23. I've added Metric files, Cap and Spout. The only difference is these STLs are scaled up by a factor of 25.4, so metric printer software knows how big they are supposed to be.

This is a remix of my gallon can spout.
http://www.thingiverse.com/thing:121655

This one has a spout that swivels. The spout snap-fits on to the threaded cap.

The straight spout is better than nothing, but I think this curved spout has more utility. Since a can's threads may vary, and since a gaske