{TAIL ~ Each base member} is a one piece molded plastic structure having sidewalls, {HEAD ~ endwalls}, a central portion forming a recessed area and four leg receiving sockets 
{ TAIL ~ Each base member } is a one piece molded plastic structure having sidewalls , { HEAD ~ endwalls } , a central portion forming a recessed area and four leg receiving sockets
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH