Aluminum Portable Stage is very popular in Europe.
It' can be assembled easily and very stable.
Whole the stage can be combined with 1.22m*1.22m small table.
Height can be 0.6~1m or 0.8~1.2m, hieght is adjustable.
With this square table, you can make the whole stage into a "T" shape, "H" shape or other shape you like.
This kind of stage is made of aluminum alloy 6061-T6, which weight is much lighter than the iron, but it's also stable. Each table can load 500kg.