Place one bearing on the interior of each pyramid strut. Make sure that the arrow (shown on the outside of the bearing) is facing upwards relative to the pyramid strut.
Fasten each of the pyramid struts to the subassembly from Step 3, using two of the MC 92290A761 Socket Head screws on each side.
Fasten the center of each pyramid strut to the subassembly from Step 3, using one MC 93395A304_316 Flat Head screw on each side.
Place the magnet holder in the hole in the pyramid strut on the right ankle housing side.
The magnet holder fits very tightly into the pyramid struts. Make sure to align them perfectly.