The struts extend from the ends of the working part at an angle to the base so that {HEAD ~ the junctures} of the struts and {TAIL ~ base} are some distance from the ends of the base 
of
The struts extend from the ends of the working part at an angle to the base so that { HEAD ~ the junctures } of the struts and { TAIL ~ base } are some distance from the ends of the base
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH