dont know exactly, but you need to eat some potatoes and spinach. its a man's plane.
unlike that off those fancy airbus boys.
one figure a could remember from groundschool was 50lbs.
honestly not entirely sure about this but here it goes
i think it was to override the 2 columns input. the ap controls lets say left column, and mechanical linkage from left column moves right column. and it would take 50lbs of force on the right column to override the left column.
PO TA TOES.