Includes 4 shelves, 4 posts and snap-together clips. Strong welded wire construction with a per shelf capacity of 1250 lbs. (with weight evenly distributed). Open wire design permits air circulation and prevents dust accumulation. Shelves adjust in 1"" increments. Unit assembles in minutes without tools. Optional Add-On Unit and Extra Shelf Pack available to meet specific requirements. Available in Black or Metallic Gray powder coat finish. Material(s): Steel Material Thickness: 10 ga. (shelf surface), 3 ga. (frame), 16 ga. (post), 6 ga. (wave pattern) Shelf Weight Capacity: 1,250 lbs. (evenly distributed) Overall Weight Capacity: 2500 lbs. (evenly distributed) Shelf Adjustablity: 1"" increments Shelf Quantity: 4 GREENGUARD approved* Assembly Required Dimensions: 36""w x 18""d x 72""h * As an industry leader, Safco aims to set high environmental standards offering a large collection of GREENGUARD Indoor Air Quality Certified products and GREENGUARD Children and Schools Certified products. The GREENGUARD Certification Program is internationally recognized for evaluating product emissions and certifying building materials, furnishings, finishes, and cleaning products and processes that meet stringent indoor air quality criteria defined by GEI.