The center of {HEAD ~ gravity} of {TAIL ~ the block} is situated near the tensile member of the load carrier 
The center of { HEAD ~ gravity } of { TAIL ~ the block } is situated near the tensile member of the load carrier
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH