Ideal storage solution for commercial use. Snap-together design assembles in minutes. Strong welded wire construction provides exceptional strength & stability. Open design allows air circulation & reduces dust build-up. Includes five shelves, posts, shelf clips, shelf liners, casters, hooks & leveling glides (if used without casters). Up to 600 lbs per shelf (evenly distributed) when used without casters. Casters (two locking) provide mobility & can be omitted to increase weight capacity of unit. Up to 600 lbs. per shelf (evenly distributed) when used without casters. Number of Shelves: 5; Shelf Depth: 18"; Shelf Thickness: 1"; Shelf Capacity (Weight): 600 lbs.