The Samsung DG94-02141A Range Surface Burner Knob is used to control the heat output by regulating the flow of gas to the burner gradually. It is firmly clamped on the control shaft to provide a firm hold for the control of the equipment. This makes it easy to use and, its durability is ensured due to the quality of its build. The material used is of quality and does not wear out easi... https://www.hnkparts.com/dg94-02141a-smg-knob-assy