Once a position has been selected for {HEAD ~ article} restraining {TAIL ~ bars} 12 and 14, an individual need merely tighten fastening means 78 thereby drawing clamp member 76 into engagement with inner surfaces 84 or 85 of inwardly facing sidewall portions 24 or 30 of the support rail 12 or stanchion 16 respectively 
Once a position has been selected for { HEAD ~ article } restraining { TAIL ~ bars } 12 and 14 , an individual need merely tighten fastening means 78 thereby drawing clamp member 76 into engagement with inner surfaces 84 or 85 of inwardly facing sidewall portions 24 or 30 of the support rail 12 or stanchion 16 respectively
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH