{HEAD ~ The oil filling funnel} is mounted to {TAIL ~ a first end} of the extendable tube assembly 
is mounted to
{ HEAD ~ The oil filling funnel } is mounted to { TAIL ~ a first end } of the extendable tube assembly
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH