An elongated member is supported in linearly displaceable fashion to {HEAD ~ the bracket} and exhibits a plurality of {TAIL ~ spaced apart apertures} 
An elongated member is supported in linearly displaceable fashion to { HEAD ~ the bracket } and exhibits a plurality of { TAIL ~ spaced apart apertures }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL