Adjustable Notebook Stand. 

Extra strong, using M3 Bolts for pivots, and large interface.

Portable, so the spacer clips into place, does not need screwing or gluing. 

Variations:
Stand: The one pictured, oversized for overweight gaming notebooks and chunky style.  Up to 22.5mm thick notebooks.
Petite: Plenty strong enough, less bulky appearance
Ultrabook: Smaller area for the notekook to fit, for up to 12.5mm thick notebooks.

If you improve or change the design, please respect the license, and share to the public!