This is a very 2 dimensional view. You can see clearly from the image that the facet would easily be move in a lateral way. The L5/S1 disc height is a bit low now for much more extension but I am sure it could flex?

It's great to read your guys comments on manual vs neural vs manipulation as it assists better understanding from all of us. And there are a great many that seem to be reading this forum, not just posting.

Keep up the friendly, yet constructive banter

:hat