M4 x 0.7 x 8mm stainless steel #2 Phillips head screws to retain the headlight retention ring on 1968-1979 Type I headlights.  These will not corrode like the OE screws!  These are a direct replacement of the OE screw despite the head of the screw being slightly larger in diameter.  Set of 6 (3 per headlight).  May fit other classic Volkswagens.  $3 plus shipping.