The retaining clip has a ring portion received in {HEAD ~ a groove} in the outer surface of the neck portion and a series of resilient teeth extending outwardly from {TAIL ~ the ring portion} 
The retaining clip has a ring portion received in { HEAD ~ a groove } in the outer surface of the neck portion and a series of resilient teeth extending outwardly from { TAIL ~ the ring portion }
OTH OTH OTH OTH OTH OTH 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 TAIL TAIL TAIL TAIL TAIL TAIL TAIL