Levitating man trick revealed

There is a steel plate on the pavement, covered with a grey carpet. In the corner of the plate, there is a rod sticking out. Into this, the gang put a steel platform, on which the beggar sits. The steel tube which holds the platform runs up his left sleeve. Tiggeren sitter på en platform som er festet til et stålrør. Røret settes fast i stålplata som ligger på