Interlok Shelving Unit, Steel, Boltless, 800 lbs. Capacity, 36" W x 76" H x 18" DAdjustable shelving system that provides high strength, yet economical storage capacity for your needs This system uses an innovative shelf clip, which slips into a slotted "T" post and is immediate ready to receive a shelf No Bolt design reduces up to 80% of installation time Shelf capacity is based on evenly distributed weight Ships knocked down Kit Type: Starter No. of Shelves: 19 Shelf Capacity: 800 lbs. Material: Steel Width: 36" Depth: 18"