Hanger arms 14 and 16 include a series of holes 46 therein, which are in turn engaged by locking pins 44 which can be removed to vary {HEAD ~ the height} of the platform 28 to {TAIL ~ the water level} 
to
Hanger arms 14 and 16 include a series of holes 46 therein , which are in turn engaged by locking pins 44 which can be removed to vary { HEAD ~ the height } of the platform 28 to { TAIL ~ the water level }
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 HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL