{HEAD ~ The bracket} is in turn affixed to the ends of {TAIL ~ two lower slide bars} and one upper slide bar arranged in a triangular configuration 
{ HEAD ~ The bracket } is in turn affixed to the ends of { TAIL ~ two lower slide bars } and one upper slide bar arranged in a triangular configuration
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH