A few remixes with shallow teeth and filled in ends.
The capped versions have 8mm wide teeth and I run 6mm belts.
mod2 and mod4 for have been printed and checked for belt fit but not tested on a motor yet.
This is part of my Baby-Huey large format 3D printer project.
nerdipedia.com/tiki-index.php?page=huey
It may also be of use for other projects.