Just made my first object with Customizer http://customizer.makerbot.com/, and I am amazed with the potential.
Quite smart having OpenSCAD in the back-end and how input parameters are flagged.
Very simple object. A cork for the typical Spanish/Catalan oil container.
You can modify the 3 measures to suit your needs.
http://www.thingiverse.com/thing:137197