In the preferred embodiment, {HEAD ~ the proximate handle} consists of {TAIL ~ a pair} of parallel rods 110, 110 
In the preferred embodiment , { HEAD ~ the proximate handle } consists of { TAIL ~ a pair } of parallel rods 110 , 110
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH