The **Cambro CBA184284VS4580 4-Tier Polymer Shelf Kit** is a game-changer for commercial kitchens and restaurants needing **scalable, high-capacity storage** in tight spaces. Designed to attach to existing **Camshelving® Basics Plus units**, this **add-on shelving** expands your storage footprint in **L, T, or U configurations**, making it ideal for pantries, prep areas, or walk-in coolers. Its **42” width, 18” depth, and 84” height** maximize storage while maintaining a sleek, brushed graphite finish that matches your existing shelving setup. Built with **peel-, scratch-, rust-, and corrosion-resistant polypropylene**, it withstands temperatures from **-36°F to 190°F**, ensuring durability in harsh environments like walk-in freezers or hot kitchens. With a **600 lb. per shelf capacity** (400 lbs. on the top shelf) and a **total unit capacity of 1,800 lbs**, this kit is engineered for heavy-duty commercial use. The **Camguard antimicrobial protection** adds an extra layer of hygiene, making it a smart choice for restaurants, catering operations, or foodservice businesses prioritizing cleanliness and efficiency. Whether you're retrofitting an existing shelving system or planning a new storage layout, this kit delivers **reliable, scalable, and space-saving commercial shelving** that enhances workflow and organization.