I have uploaded a slight revised CAD in today's drop box. I made the inside walls thinner (1.7mm (not at points)) to match the original triangle.
We do want the triangle to be smaller, we have had requests to make the earrings shorter and we figured that by reducing the size of the triangle it will reduce the length of the earring.
you can either regrow my CAD from today, or make the adjustment in the model you grew and cast. if you adjust the model please send a new picture to approve.