{TAIL ~ a connecting neck portion} integral with {HEAD ~ one end} of each slotted portion to connect the two slotted portions together 
{ TAIL ~ a connecting neck portion } integral with { HEAD ~ one end } of each slotted portion to connect the two slotted portions together
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH