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