Camkey 5-Tier Heavy Duty Metal Shelving, Foldable with Wheels, No AssemblyProduct details 5 Tier Metal Storage Shelving Unit with Wheels: Made from durable, powder coated steel, this foldable shelf is built to support heavy items. Each shelf holds up to 260lbs without wheels, and <200lbs with wheels. (Note: Avoid placing heavy items on the top tier with wheels.) It features 360 rotating wheels, with 2 lockable for stability. When not in use, fold and tuck it away behind a door or in tight spaces. The side guardrails ensure