{HEAD ~ A pair} of handholds is suspended from {TAIL ~ an arcuate guide plate}, which extends above a user station 
{ HEAD ~ A pair } of handholds is suspended from { TAIL ~ an arcuate guide plate } , which extends above a user station
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH