Print Bed Mount for OpenBuilds V-Slot

This is a print bed mount I designed for my customized d/j-bot printer. Like many others, I used 1/4" aluminum tooling plate for the print bed. Because of the extra weight, I wanted to use M4 hardware for the leveling screws instead of M3 used by most other mounts.

Hardware:
My setup uses 3 of these mounts (one mirrored) along with springs, washers, and M4x40 flat head socket cap screws. There is a nut trap on the mount for an M4 nut.

Dimensions:
The mount is 55mm long and 40mm tall w