Boltless Shelving Z-Beam Overall Depth 18 in Overall Height 84 in Overall Width 42 in Shelf Gauge 14 ga Shelf Adjustment Increments 1 1/2 in Steel None Steel Instructions Includes Decking No 900 lb Whole Unit Load Capacity 3 600 lb Starter Open ANSI BIFMA Post Gauge 14 ga Number of Shelves 4 Maximum Post Load Capacity 8 000 lb with Beams Evenly Spaced at 24 in Powder Coated Medium-Duty Sand