The smaller diameter portions 52, 54 are received in elongated slots 56, 58, respectively in second plate 16, whereas {HEAD ~ the larger diameter portions} 44, 46 are received in elongated slots 60, 62, respectively, in {TAIL ~ the base member} 12 
are received in
The smaller diameter portions 52 , 54 are received in elongated slots 56 , 58 , respectively in second plate 16 , whereas { HEAD ~ the larger diameter portions } 44 , 46 are received in elongated slots 60 , 62 , respectively , in { TAIL ~ the base member } 12
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 HEAD HEAD OTH OTH OTH REL REL OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH