Ford water pump pulley with 2 belt grooves for flat belts.  Part number on pulley is FIZE-8509-AA and washer Part number is E5ZE-8546-AA.  Bolts are included but are rusty and will need cleaning up if they are to be used.  Otherwise the bolts are for reference to get the threads right.  Pulley grooves have surface rust so they will have to be cleaned to make grooves good for belt longevity.   Not sure what engine or vehicle these parts are tied to but be sure to check for compatibility/fitment before purchasing.  No returns so please be sure to verify fitment with provided part numbers.