{HEAD ~ A key holder} comprising a plate provided with {TAIL ~ an elastic ring} and a detent pawl is insertable into a flat sleeve 
{ HEAD ~ A key holder } comprising a plate provided with { TAIL ~ an elastic ring } and a detent pawl is insertable into a flat sleeve
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH