The predetermined dimension X of down feed tube 106 will assure {HEAD ~ that end portion} 120 extends within {TAIL ~ wiring space} 104 of fixture 94 
extends within
The predetermined dimension X of down feed tube 106 will assure { HEAD ~ that end portion } 120 extends within { TAIL ~ wiring space } 104 of fixture 94
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH