Roll Bar question

[Tom Goldman]

You have the start of a cage , but not a legal roll bar .
Roll bar must be 1 3/4" .083 moly or 1 3/4"x .118 min mild steel.
the side door bars may be 1 1/2"x.065 moly ,IF it is done as an X , otherwise the 1 5/8 applies for the cage and 1 3/4 for the roll bar.