The AllPoints Foodservice Parts & Supplies 621053 Pressure Gauge is designed for precise monitoring of fryer pressure. With a 2-1/8" outer diameter and a 1/4" NPT connection, this gauge is compatible with a variety of fryer models. It measures pressure from 0 to 30 pounds per square inch, ensuring accurate readings for optimal frying performance. Durable and reliable, this pressure gauge is an essential accessory for maintaining safety and efficiency in your kitchen operations.