Each turn assist {HEAD ~ cylinder} is coupled between {TAIL ~ the frame} and a corresponding caster wheel assembly 
is coupled between
Each turn assist { HEAD ~ cylinder } is coupled between { TAIL ~ the frame } and a corresponding caster wheel assembly
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH