The AllPoints Foodservice Parts & Supplies 221309 Infinite Control Knob is designed for precise temperature control in commercial kitchen equipment. This black knob features a 2-inch diameter and an easy-to-read Off-Lo-2-8-Hi scale, allowing for quick adjustments. It mounts with a .187" flat D shaft, ensuring a secure fit. Compatible with various Eagle and Metal Masters models, including C-208-2, C-240-2, CW-120-2, LC-120-1, LCW-120-2, LCW-120-2-W, and LW-120-1, this control knob is an essential replacement part for maintaining optimal performance in your foodservice operations.