The AllPoints Foodservice Parts & Supplies 22-1232 Control Knob & Dial features a 2-1/2" diameter design, allowing for easy operation and precise control. This knob offers an off-high-low setting, making it ideal for various cooking applications. It is a direct replacement for Southbend part number 1166011, ensuring compatibility and reliable performance. Upgrade your equipment with this durable and functional control knob for enhanced usability in your kitchen.