Stronger Corner Glass clips for FlashForge Creator Pro

2 weeks ago, I bought a 3mm glass for my FlashForge Creator Pro 2016.

I made extra clips glass because I bought too small micro bender clips 16mm (http://www.thingiverse.com/thing:2070529)

Now, I wanted to add a system to have no movement of the glass on the bed (when the 2 heads system hit a clip by accident).
I found that
http://www.thingiverse.com/thing:613685 by j herridge
But, I optimized it to have:
- no support material needed (select the good orientation in slic3r or other)
-