The Frymaster FM8160139 Fryer Thermostat Knob (2-1/4" DIA OFF-375-230°F) provides accurate, user-friendly temperature adjustment for consistent frying in demanding commercial kitchens. With a 2-1/4-inch diameter for comfortable handling, it securely interfaces with the thermostat shaft, translating precise rotational movement into accurate temperature selection across the OFF to 375°F... https://partsfe.com/fm8160139-frymaster-dial-2-14-d-off-375-230