The Cambro CBU244884V4580 4-Tier Polymer Shelf Kit is a game-changer for commercial kitchens, restaurants, and food service operations seeking reliable, high-capacity storage. Part of the Basics Plus series, this 48" x 24" x 84" unit delivers 1,800 lbs of total capacity, with each bottom shelf supporting 600 lbs and the top shelf accommodating 400 lbs. Its durable polymer construction and antimicrobial Camguard® protection ensure long-lasting performance while maintaining hygiene—critical for NSF-certified environments like walk-in freezers, refrigerators, and supply closets. Whether you're outfitting a fast-casual eatery, a full-service restaurant, or a commercial kitchen, this unit combines functionality with versatility, operating in extreme temperatures from -36° to 190°F without compromising structural integrity. Its preassembled design simplifies installation, and leveling feet guarantee stability on uneven floors, making it an ideal choice for both new builds and retrofits.