The AllPoints Foodservice Parts & Supplies 1631008 Worm Gear is designed specifically for K5 Series Mixers. This durable aluminum component features a diameter of 9/16 inches, an outer diameter of 1-7/16 inches, and an inner diameter of 3/8 inches. Engineered for optimal performance, this worm gear ensures smooth operation and reliable mixing capabilities, making it an essential attachment for your kitchen equipment.