The AllPoints Foodservice Parts & Supplies 221312 is a durable valve control knob designed for use with commercial ranges. Featuring a .35-inch diameter stem, this control knob ensures precise temperature adjustments and reliable performance. Its robust construction guarantees longevity, making it an essential component for maintaining optimal cooking conditions in any foodservice environment. Ideal for replacing worn or damaged knobs, it enhances the functionality and efficiency of your kitchen equipment.