Skip the assembly hassle with this 4-tier foldable metal storage shelf that unfolds and locks into place in seconds with zero tools required. It supports up to 600 lbs across four rust-resistant powder-coated steel shelves, making it ideal for the garage, kitchen, office, or anywhere that needs organized heavy-duty storage. Lockable caster wheels let you reposition the unit easily and keep it steady when parked, while the frame folds completely flat for compact storage behind a door or in a closet when it is not in use, all in a durable black powder-coated finish.