The reflector comprises an elongated, notched, thermoplastic channel like {HEAD ~ reflector} having {TAIL ~ internal and external channel surfaces} 
The reflector comprises an elongated , notched , thermoplastic channel like { HEAD ~ reflector } having { TAIL ~ internal and external channel surfaces }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL