{HEAD ~ The head pipe} 1 is {TAIL ~ a cast product} formed of a tubular main body portion 23 and the aforementioned supporting portion 22 integrated together 
is
{ HEAD ~ The head pipe } 1 is { TAIL ~ a cast product } formed of a tubular main body portion 23 and the aforementioned supporting portion 22 integrated together
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH