Pallet Rack Add-On Unit, Beam Height 3 15/16 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 48 in, Overall Height 12 ft, Overall Width 99 in, Load Capacity per Shelf 5,210 lb, Add-On Pallet Rack Configuration, 14 ga, Upright Load Capacity @ 36 in 21,450 lb, No, Number of Levels 2, Whole Unit Load Capacity 10,094 lb, Usable Width 8 ft, RMI, Green/Orange, Teardrop Connection Type, Polyurethane