However, saddle bar 40 has freedom of {HEAD ~ movement} in {TAIL ~ a vertical direction} 
in
However , saddle bar 40 has freedom of { HEAD ~ movement } in { TAIL ~ a vertical direction }
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL