The ideal storage unit for any general storage area. This Starter Kit includes four shelves, four posts and shelf clips. Strong steel posts with open wire shelves helps to reduce dust accumulation. Each shelf holds up to 500 lbs. (with weight evenly distributed) and easily adjusts in 1" increments. Adjustable leveling feet with plastic caps to protect floors. Extra shelves available in packs of two. Durable Black powder coat finish resists wear. Assembles in minutes without tools.