1515 Basics

This is a collection of basic elements for 1515 extrusion work.

I have an excess amount of M3x8 screws so my brackets are configured to use them unless there's a good reason to use something else.

* standoff - motherboard or other board (pci raiser) standoff. The feet hold the nut in place so that you don't have to align three holes at once... This is one example where M3x10 or even M3x12 is more appropriate!

* support - off-extrusion motherboard support. Useful when extrusion is not al