The present invention utilizes {HEAD ~ a molding process} resulting in {TAIL ~ shell} 60, fully encapsulating the unit 
The present invention utilizes { HEAD ~ a molding process } resulting in { TAIL ~ shell } 60 , fully encapsulating the unit
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH