As can be seen in FIGS 1 and 2, close to {HEAD ~ the upper portion} of the pivot 19 is {TAIL ~ a cylindrical section} 25 off centre with respect to the axis of rotation of the pivot 
is
As can be seen in FIGS 1 and 2 , close to { HEAD ~ the upper portion } of the pivot 19 is { TAIL ~ a cylindrical section } 25 off centre with respect to the axis of rotation of the pivot
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH