Ikea Lack Table leg extenders

Hidden Leg extensions for an Ikea Lack Table,

Modular design to go with my Hidden hinges https://www.thingiverse.com/thing:2880803 . This thing includes adjustable wall fasteners.

I didn't like the other Lack extenders I could find and prefered something tidy and with good lines when constructed.

It is a good idea to split the top of the leg to use as a template to line up the insert. I've used the insert in either the leg end or the table top or bottom.
When the insert is screwed in