Fiberglass Pultruded Grating, Material Fiberglass, Product Type Pedestrian Pultruded Grating, Bearing Bar Thickness 1.5 in, Bearing Bar Spacing 2 in, Resin Type ISOFR, Color Dark Gray, Mesh Pattern None, Maximum Temperature 150 Degrees F, Grating Key T2510, Overall Length 4 ft, Overall Width 36 in, Top Surface Texture Grit-Top, Mesh Size None, Series Safe-T-Span, Manufacturing Process Pultruded, Overall Height 1 in, System of Measurement Inch