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