{HEAD ~ The exit trough} may also include {TAIL ~ an exit cover} having a cover plate and a pivot plate hingedly mounted thereto for easy access to the trough 
include
{ HEAD ~ The exit trough } may also include { TAIL ~ an exit cover } having a cover plate and a pivot plate hingedly mounted thereto for easy access to the trough
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH