The Vulcan Hart VH426745-1 knob provides a practical solution for controlling compatible commercial kitchen equipment with a simple, easy-to-use design. This black replacement knob features a 1/4-inch D-shaped stem and a 2-3/4-inch outside diameter, making it suitable for equipment designed to accommodate these specifications. It works by fitting onto the corresponding control shaft, ... https://partsfe.ca/vh426745-1-vulcan-hart-knob