A gas tubing reel includes {HEAD ~ a housing} having a tubing reel rotatably positioned therein for unwinding and retracting {TAIL ~ tubing} 
A gas tubing reel includes { HEAD ~ a housing } having a tubing reel rotatably positioned therein for unwinding and retracting { TAIL ~ tubing }
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL