Speed Bump, Product Type Speed Bump, Height 2 1/2 in, Length 4 ft, Installation Method Bolts, Spikes, Width 12 in, Color Black/Yellow, Installation Surface Asphalt, Concrete, Material Rubber, Number of Cable Channels 0, Number of Installation Holes 3, Traffic Speed Rating 1 to 5 mph, Includes Cable Channel No, Includes Installation Hardware No, Tensile Strength 725 psi