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I have thinned the mount points slightly and re-uploaded.
Added a version with a slight offset.

It is designed to sit perfectly level close to 2mm above the nozzle end.
We are at the mercy of the angle they do the screw holes for the parts cooling fan. With many Ender 3's the Hot-End cooling fan
shroud is tightened on at a slight angle and needs adjusted to make any of the rings sit level.
If your screw holes are slightly off don't tighten the screws too much or you will see the ring raise or lower, depending on how off they are.