The AllPoints Foodservice Parts & Supplies 22-1051 Control Knob & Dial features a durable red plastic construction, measuring 2-7/8 inches in diameter with a 3/16-inch D-stem. This knob is designed for easy operation with settings for OFF, LO, MED, and HI. It serves as a reliable replacement for Vulcan Hart models 107727-2 and 407727-2, ensuring compatibility and functionality in your foodservice equipment. Ideal for maintaining precise control in cooking applications.