CTC Mightyboard Standoff

I decided to create a Mightyboard Standoff for my CTC printer to make removing the motherboard easier. You see, I'm a 'tinkerer', so I have already removed it once to install the Z axis rail mounts (http://www.thingiverse.com/thing:692085), and again to install the missing Mosfet to control a PLA fan. And I'll be removing it a 3rd time to install the parts for the missing LED Strip controller. (see this thread: https://forum.simplify3d.com/viewtopic.php?f=8&t=1586&sid=ab60ac854627aafbed495d0f07c24a4a&start=10#p6269 )

So I didn't really 'need' this part, but it sure makes things easier if you want to pull your motherboard out for any reason!

I created two versions, you only need to print the one you want to use.
The "Original bolts" version has 4mm thru-holes, for use with the 'stock' mounting hardware. (Long M3 bolts through the standoffs and mightyboard, washers and nylock nuts on the bottom)
The 'threaded' version is designed to screw M3-12mm screws from the top and M3-