The base is easily to be manufactured and {HEAD ~ the two shafts} of {TAIL ~ the two pawls} are easily to be assembled in the recesses 
The base is easily to be manufactured and { HEAD ~ the two shafts } of { TAIL ~ the two pawls } are easily to be assembled in the recesses
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH