The Jade Range 3015700000 BJ Thermostat Knob provides manual temperature adjustment for compatible commercial cooking equipment. Designed with OFF, LO, 150°F, 400°F, and HI settings, it helps users select the desired heat level for different cooking requirements. The knob measures 1-15/16 inches in diameter and features a mounting size of 11/16 inch diameter with a 11/16 inch long pro... https://partsfe.com/dial2-d-off-lo-150-400-hi-for-jade-part-3015700000