{HEAD ~ a first lever section} including {TAIL ~ a cylindrical body} using the rotation axis as its rotation center, and a first lever having a turning radius projected from the cylindrical body 
including
{ HEAD ~ a first lever section } including { TAIL ~ a cylindrical body } using the rotation axis as its rotation center , and a first lever having a turning radius projected from the cylindrical body
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH