As shown, {HEAD ~ shaft bearing} 72 includes {TAIL ~ channels} 82 along the interior surface thereof between which bearing surfaces 84 for shaft 66 are located 
As shown , { HEAD ~ shaft bearing } 72 includes { TAIL ~ channels } 82 along the interior surface thereof between which bearing surfaces 84 for shaft 66 are located
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH