The AllPoints Foodservice Parts & Supplies 2291134 Knob Kit is designed for reliable performance in various electrical applications. This kit is compatible with models 2138700 and 2138800. It features a sleek black plastic construction, ensuring durability and a professional appearance. The outer diameter measures 2 3/8" (60 mm), making it suitable for a range of equipment. Each kit includes a knob insert, retaining spring, hub, and knob, along with clear instructions for easy installation. Ideal for maintaining the functionality of your foodservice equipment.