This Thing is a gear (I printed four at a time using Skeinforge's multiply - 2x2 array) for placing over the middle nut suggested in Peacefrog's Instant Platform Adjuster.
With a gear over each middle nut, it was a breeze to level out my build platform.
Print instructions
Category: 3D Printer Accessories Instructions
- Print 4x XY leveling gears.
- Install the bolt upside down in the wooden support platform.
- Tighten bolt down with one nut.
- Place another nut over the first.
- Place an XY leveling gear over the second nut.
- Repeat for other three corners.
- Replace the build surface.
- Install build platform and dial the gears to the proper levels.
- Place a nut on top of each exposed bolt.