About This File
Supports required front/back of the eye, remove supports on these parts and insert the ring which aligns both parts.
If the part layout is too big for your print bed just "select all" and "ungroup" in Microsoft 3D builder.
Parts are oriented for best printing speed and quality - 20% infill, 3 perimeters recommended.
11MM diameter hole is for the eye stalk/pivot files which are located here;
The finished prints are kept together with an M10 threaded bar and nuts.