Oklahoma Joe Baffle Plate & Chargriller Baffle PlatesImported from BBQ smoker mods For even cooking chamber temperatures ProSmoke Exclusive Oklahoma Joe Baffle Plate Offset smokers by design let all the heat in one end of the cook chamber; this can be a good thing. But some slow cooks you want even temperatures end to end, that's where baffle plates come in, they distribute the heat evenly across the smoker using a series of drilled holes. Our plates are thick steal, creating a heat sink effect also,