By moving the point of securing {HEAD ~ the handholds} along {TAIL ~ the length} of the arcuate guide plate, the user can re position the upper ends of the handholds from a location above the user station to a position behind the user station 
By moving the point of securing { HEAD ~ the handholds } along { TAIL ~ the length } of the arcuate guide plate , the user can re position the upper ends of the handholds from a location above the user station to a position behind the user station
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH