The Star Mfg 2R-Z6850 Keyed Knob provides a secure and convenient way to control equipment settings, helping support accurate operation in commercial foodservice applications. Designed with a 1-3/4-inch diameter and a 0.250-inch keyed shaft opening, this control knob attaches to compatible equipment shafts and transfers user input to the underlying control mechanism. It works by allow... https://partsfe.ca/1-34-250-keyed-knob-for-star-part-2r-z6850