Whirlpool produces multiple brands such as Whirlpool, Amana, KitchenAid, Maytag, Jenn-Air, Magic Chef, Roper, and Admiral. They also manufacture products for Sears-Kenmore and Ikea. The control knob, model WP22003987, enables users to customize cycle settings. It boasts a chrome finish, with the central section measuring approximately 1 inch in diameter and the handle extending roughly 2 inches. Designed for a D-shaped shaft, this silver knob is an authentic Whirlpool replacement component. To detach the knob, simply pull it directly off the post.