He really needs the steel legs to perform this mighty pose as he is supposed to support all of her acts meanwhile, she moves to please him and herself too.
Steps to perform:
Step 1: He lies on the bed and keeping his lower body down the edge. His elbows rest on the bed.
Step 2: She sits on him sideways to get into the position.
Step 3: Her movements start now with strokes.
Step 4: She adds the spice to this action by pleasing herself with her fingers as well.