Boltless Shelving Z-Beam Overall Depth 12 in Overall Height 84 in Overall Width 42 in Shelf Gauge 14 ga Shelf Adjustment Increments 1 1/2 in Steel Steel Steel (12) Shelf Clips (2) Posts (6) Beams Includes Decking Yes 600 lb Whole Unit Load Capacity 3 000 lb Add-On Open SCS Indoor Advantage(R) Certified Post Gauge 16 ga Number of Shelves 5 Maximum Post Load Capacity 8 000 lb with Beams Evenly Spaced at 24 in Powder Coated Light-Duty Medium Gray