Picture hanger hook for cubicles

I've yet to find a decent picture hanger that works with cubicles. Most want to hang over the top or grab onto the fabric shell - and neither work all that well. What seems so obvious is something that latches into the recessed metal grid between each panel.

This thingi is designed to pop into the groove between panels. Push it back, pop into place. It fits my cube...I have no idea if it will fit yours. I'm printing about 20 of these and they work very well for all the pictures I have in my