36" x 18" x 72" Prime Heavy Duty Black 5-Tier Wire Shelving NSF 4000 LBS MAX Capacity Storage Rack for Commercial, Hospital, School, Garage, and Kitchen Uses (with Wheels)

Color: Black. Dimensions: 36"W x 18"D x 72"H (77"H on Wheels). MAXIMUM Weight Capacity on LEVELING FEET: 4,000 lbs total (800 lbs per shelf). MAXIMUM Weight Capacity on it CASTER WHEELS: 600 lbs total (120 lbs per shelf). Number of Tiers: The unit is 5-Tier and has five shelves that can be adjusted in 1-inch increments to accommodate items of various sizes.