{HEAD ~ a sprag retainer} in said annular space comprising axially spaced rings joined by cross bars, each adjacent pair of cross bars defining an opening in which a footed portion of {TAIL ~ a sprag} is received 
{ HEAD ~ a sprag retainer } in said annular space comprising axially spaced rings joined by cross bars , each adjacent pair of cross bars defining an opening in which a footed portion of { TAIL ~ a sprag } is received
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH