40 Heavy Duty Anti Slip GRP Stair Tread Covers SlipG lastin Ideal Comp cover Stock Sizes Available Lengths 600mm 750mm 800mm 1000m 1200mm 1500mm 2000mm 3000mm Profile 345mm depth x 55mm nosing Thickness 5-6mm with grit Grit Fine / Coarse Colours Black with Yellow Nosing Black with White Nosing Grey with Yellow Nosing Grey with White Nosing Stone with Stone Nosing