I do all of my prop work with 3/4 PVC Pipe. I stick with this for compatibility and speed. It’s a good compromise material.
the inside is 3/4 but the outside is just a little over 1 inch
couplings
box corner
Plus
Tee
right angle
cap
fits on cement stakes
can be cut with drill cutter, hacksaw, or with tube cutter.
drill a 1 and 1/8 hole with a hole saw or a forstner bit
3/4 pvc threaded coupling
https://www.printables.com/model/331493-34-id-pvc-pipe-clip-flush-mount
https://www.printables.com/model/29467-filament-spool-holder-wall-rack-brackets-for-34-pv
pvc bendit
Box will have couplings, hole saw
folding ruler 2x
tape measurer 12 foot