Paragraph Number

62

In one embodiment, the shaft 140 may fit within an opening in the superior body 136 and pass through the superior body 136 to engage the inferior body 138. In certain embodiments, the shaft 140 can include threads on the outside of one end of the shaft 140. The threads of the shaft 140 may engage threads of an opening in the inferior body 138 to connect the shaft 140 to the inferior body 138. The shaft 140 may include a head 144 on one end opposite an end that includes the threads.

Added by DJM 2 2021