The AllPoints Foodservice Parts & Supplies 221131 Control Knob & Dial is designed for precise temperature control in foodservice equipment. Featuring a 3/4" outer diameter and a 1/4" D-stem, this thermostat knob ensures a secure fit and easy operation. The flat-down design allows for straightforward adjustments, while the durable metal insert sleeve enhances longevity and reliability. Ideal for replacing worn or damaged knobs, this component helps maintain optimal cooking conditions for consistent food quality.