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