The guide rail is provided at one block for arresting the sliding movement of the door and {HEAD ~ a detachable cover} for concealing the rollers and {TAIL ~ the upper edge} of the door from view 
for concealing
The guide rail is provided at one block for arresting the sliding movement of the door and { HEAD ~ a detachable cover } for concealing the rollers and { TAIL ~ the upper edge } of the door from view
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH