A pin 56 projects upwardly from platform 14 to extend through an opening in {TAIL ~ the bottom panel} of {HEAD ~ housing} 16 
A pin 56 projects upwardly from platform 14 to extend through an opening in { TAIL ~ the bottom panel } of { HEAD ~ housing } 16
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH