ATX power supply mount for kossel delta printer

This is a mount I made to hold a Thermaltake ATX PSU on a kossel style 3d printer. It uses countersunk style M3 screws to hold it onto t-nuts in the extrusions. It may work for other atx power supplies as well.

UPDATE:
I had to replace my power supply. The new one has one large fan (as most do now) so I modified the design to not block the fan and fit a wider range of ATX power supplies. So you may have better luck using V2.

UPDATE: 3/17/2016 V2.1
I made a version 2.1 which adds 18mm mor