This Heavy Duty 5-Shelf Riveted Steel Storage Rack Shelving Unit in Black has a Z beam construction for strength and rigidity. Assembles in minutes with just a hammer, no nuts or bolts required. Capacity up to 4,000 lbs distributed evenly over the entire unit. 5 Particle board shelves support loads. 

• Build as a shelving unit or horizontal as a workbench
• Shelves adjust in 1.50" increments to accommodate items of varying heights
• Shelves are made of particle board supported by double-riveted beams and braces

Dimensions:

• 72'' H x 36'' W x 18'' D
• Shelf thickness: 0.75"
• Weight: 56lbs.