It is a related objective to attain {HEAD ~ this general objective} without reliance upon or {TAIL ~ usage} of drayable chassis that is end to end dimensionally adjustable 
without
It is a related objective to attain { HEAD ~ this general objective } without reliance upon or { TAIL ~ usage } of drayable chassis that is end to end dimensionally adjustable
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH