Pallet Rack Add-On Unit Beam Height 3 1/2 in Beam Step Depth 3/4 in Beam Step Height 1 1/2 in Step Beam Beam Style 16 ga Footplate Depth 4 in Footplate Width 4 1/4 in Overall Depth 42 in Overall Height 8 ft Overall Width 99 in Load Capacity per Shelf 4 190 lb Add-On Pallet Rack Configuration 14 ga Upright Load Capacity @ 36 in 21 450 lb Yes Number of Levels 2 Whole Unit Load Capacity 8 088 lb Usable Width 8 ft RMI Green/Orange Teardrop Connection Type