The lock sleeve is formed from {TAIL ~ an upper body} 94 and {HEAD ~ a lower body} 96 
The lock sleeve is formed from { TAIL ~ an upper body } 94 and { HEAD ~ a lower body } 96
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH