The Hatco 05.30.043.00 Warmer Pointer Knob provides precise, straightforward control for adjusting heat settings on compatible commercial warming equipment. Designed for use with an EGO infinite switch, this pointer-style knob transfers manual rotation directly to the switch shaft, allowing operators to select and maintain the desired temperature level. https://partsfe.com/knob1-18-d-pointer-for-hatco-part-053004300