{HEAD ~ The profiler frame} 322 is recessed into {TAIL ~ the lower tubular section} 326 as shown in FIG 10 to provide for a flat surface 344 on tubular assembly 324 
is recessed into
{ HEAD ~ The profiler frame } 322 is recessed into { TAIL ~ the lower tubular section } 326 as shown in FIG 10 to provide for a flat surface 344 on tubular assembly 324
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH