Boom 16 is mounted on a yoke 32 subassembly that includes {HEAD ~ a pair} of {TAIL ~ arms} 34 with outwardly protruding pins 36 
of
Boom 16 is mounted on a yoke 32 subassembly that includes { HEAD ~ a pair } of { TAIL ~ arms } 34 with outwardly protruding pins 36
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH