The vertical support member also includes a notched gusset secured to the housing and having a security bar through the notch whereby {HEAD ~ the guide member} can be forced against {TAIL ~ the support column} 
forced against
The vertical support member also includes a notched gusset secured to the housing and having a security bar through the notch whereby { HEAD ~ the guide member } can be forced against { TAIL ~ the support column }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL