The AllPoints Foodservice Parts & Supplies 221472 Control Knob & Dial is designed for precise temperature adjustments in foodservice equipment. With an outer diameter of 1-1/2 inches, a depth of 7/8 inches, and a 1/4-inch inner diameter, this black plastic knob offers a durable and reliable solution for controlling heat settings. Its ergonomic design ensures easy grip and operation, making it an essential component for maintaining optimal cooking temperatures. Ideal for various commercial kitchen applications, this control knob enhances functionality and efficiency in food preparation.