The sliding element can be raised by {HEAD ~ means} of {TAIL ~ an adjusting screw} to provide adjustment of the vertical position of the front panel 
of
The sliding element can be raised by { HEAD ~ means } of { TAIL ~ an adjusting screw } to provide adjustment of the vertical position of the front panel
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH