The AllPoints Foodservice Parts & Supplies 2271150 Gauge Plug is designed for use with holding cabinets, featuring a durable stainless steel construction. With an outer diameter of 1-5/8 inches, this gauge plug ensures a secure fit and reliable performance. Ideal for maintaining optimal temperature control in heated cabinets, it is a vital accessory for any foodservice operation. Its robust material provides longevity and resistance to wear, making it a practical choice for professional kitchens.