The Rational 60.21.290 is a mobile oven rack designed for efficiency and convenience in commercial kitchens. This roll-in rack features a type 20-half size configuration with 20 U rails, each spaced 2-1/2 inches (65 mm) apart, allowing for optimal organization and accessibility. It is specifically designed to hold US standard half sheet pans, making it an ideal solution for baking and food preparation. Grid shelves are sold separately to enhance versatility and storage options. This robust construction ensures durability and ease of mobility, streamlining your kitchen workflow.