If desired, the spring 34 may be in the form of a hollow tube, with {HEAD ~ a diameter} in {TAIL ~ the range} of from two to five inches 
in
If desired , the spring 34 may be in the form of a hollow tube , with { HEAD ~ a diameter } in { TAIL ~ the range } of from two to five inches
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH