Carbon Steel Stair Tread, Carbon Steel 3 1/2 ft W, 10 15/16 in D

Carbon Steel Stair Tread, Material Carbon Steel, Material Grade A1011, Bearing Bar Spacing 1 3/16 in, Bearing Bar Height 1 1/4 in, Bearing Bar Thickness 3/16 in, Nosing Surface Checker Plate, Top Surface Smooth, Tread Depth 10 15/16 in, Tread Width 3 1/2 ft, End Plate Height 2 1/2 in, Number of Bearing Bars 9, Mounting Hole Spacing 7 in, Weight 30 lb, Shape Bar Stair Tread, Load Capacity 400 lb, Standards NAAMM MBG, System of Measurement Inch