original R.A.C.   BRITISH ARMY quick release  ELASTICATED CHIN STRAP  

  worn by   armoured fighting vehicle crews , ROYAL ARMOURED CORPS   ect    

 light khaki   1944  pattern with quick release  

 printed dated details  for 1973  

printed details   being   " C.N.420 7170  M.W&S  1973/I\ "

original genuine new old stock