Boltless Shelving, Z-Beam, Overall Depth 18 in, Overall Height 60 in, Overall Width 42 in, Shelf Gauge 14 ga, Shelf Adjustment Increments 1 1/2 in, Steel, None, Steel, (4) Posts, Includes Decking No, 800 lb, Whole Unit Load Capacity 2,400 lb, Add-On, Open, ANSI BIFMA, Post Gauge 16 ga, Number of Shelves 3, Maximum Post Load Capacity 8,000 lb with Beams Evenly Spaced at 24 in, Powder Coated, Medium-Duty, Sand