A set of 8x screws, 8x washers and 4x nuts to retain the 4x pad supports on 2x calipers. Early calipers used a hex headed screw, later production calipers used a socket cap screw, as these are. Much easier to insert and to subsequently remove.
 
Part Name: Dunlop Front Caliper Brake Pad Supports Retaining Screws, Set For 2 Calipers
AlfaStop Product Code: 3BRF128
Original Alfa Romeo Part No: 105.14.22.052.00/06 & 105.14.22.052.00/20
Model: Guilia 105 Series
Quantity Per Car: 1