The actuator includes {HEAD ~ a wheel mount} 128 coupled through a tubular support 126 to {TAIL ~ ball nut} 124 
The actuator includes { HEAD ~ a wheel mount } 128 coupled through a tubular support 126 to { TAIL ~ ball nut } 124
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH