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