The AllPoints Foodservice Parts & Supplies 221219 Control Knob & Dial features a 2-inch outer diameter and a height of 11/16 inch, making it a compact and functional addition to your equipment. The 1.875-inch diameter stem ensures a secure fit, while the flat design in the off position provides a sleek appearance. Finished in black, this control knob is both durable and easy to operate, enhancing the usability of your foodservice appliances.