Lips 38 define an insertion opening 42 therebetween through which {TAIL ~ electrical receptacle} 16 may be inserted into {HEAD ~ C shaped channel} 18 
Lips 38 define an insertion opening 42 therebetween through which { TAIL ~ electrical receptacle } 16 may be inserted into { HEAD ~ C shaped channel } 18
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH