Speed Bump Product Type Speed Bump Height 1 1/8 in Length 9 ft Installation Method Spikes Tape Width 24 in Color Black/Yellow Installation Surface Asphalt Material Rubber Number of Cable Channels 0 Number of Installation Holes 24 Traffic Speed Rating 10 to 15 mph Includes Cable Channel No Includes Installation Hardware Yes Includes Asphalt Mounting Hardware Tensile Strength 435 psi