{HEAD ~ The connections} of the link 62 at both ends are sufficiently free that rotation and jamming of {TAIL ~ the link} does not occur 
{ HEAD ~ The connections } of the link 62 at both ends are sufficiently free that rotation and jamming of { TAIL ~ the link } does not occur
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH