We took down the tower takeover field and assembled and installed the change up in about 3 hours.
2 people needed total.
Power screwdriver needed (NOT drill) with torx bit
Optional, precisely cut 6.13" PVC rod
Go ahead and unpack both boxes.
Sit down at a table.
Put screws/nuts in old TT cube cup between you.
One person installs 4 nuts and passes ring to person two.
Person two lightly installs 4 screws
Do all 36 rings.
Push 2 rods FIRMLY through base until they contact tabletop.
Tighten base.
Install ring #2, using spacers (or 6.13" rod) carefully.
Tighten
Install/tighten other rings, spacing not as critical.
Insert 2 ‘short’ rods. Push through ring 4 till they contact ring 3, then twist and pull downward at the same time. They will work themselves right on through ring 3 and ring 2 with no problems.