For crying out loud!!
Where do these posts come and go from?
Yes, those are the same version of perches that I have from Home Depot.
Prior to that all I had were the perches that Ed Lilly provided with his cages.
Once you go with bigger sized dowels or branches, you need solid hardware.
JM has done and excellent job.
A lot of our discussion related to this stuff happened in the Giant Python forums when we had retics.
Those ideas work well for almost all semi arboreal snakes that have some size on them.