The Vulcan Hart 00-498697 Control Knob with D-Stem provides precise and easy adjustment of temperature settings for commercial cooking equipment, ranging from OFF to 150–450°F. Designed to fit securely on compatible appliances, it works by turning the D-stem shaft to regulate heat output, allowing users to maintain accurate cooking conditions. The flat-up orientation ensures intuitive... https://www.partsfe.co.uk/vulcan-hart-00-498697-control-knob-w-d-stem-flat-up