Adjustable foot for 3/4" aluminium extrusion

This set of objects is an adjustable foot. It was mainly designed for the aluminium extrusion frame (http://www.thingiverse.com/thing:2237333). You will be able to adjust the height up to a bit more than 3/4 of an inch.

This adjustable foot fit on a 3/4" square aluminium extrusion.

You will have to force in a 8-32 nut into the foot. A hammer works well.

In order to use it, you will need:
- two foot brackets (printed part)
- one foot (printed part)
- one 8-32 2 1/2" machine screw