Conversion Kit , Nat to LP , Griddle and Hot Plate : Kit is 2 Orifices NRE # 180558
Conversion Kit , Nat to LP , ATTG-24 : Kit is 2 Orifices
Pilot are adjustable, your appliance regulator should be adjustable, if not you will need my number 130008.
This will work for Star Hot Plate Model 602 -- Nat Gas