Help control drivers in dangerous areas while protecting people and property. Can be removed for seal coating, snow removal, or change of location. Resists marring by oil, road salt, sunlight and chemicals. Feature dual 1"w x3/4"h cable channels and includes hardware. Constructed of lightweight recycled plastic. Compression strength is 3,200 pounds per square inch. The concrete hardware Kit includes bolts, anchors and washers. Asphalt Kit includes spikes and butyl tape. The glue down anchor plate Kit includes anchor plates, t-nuts, bolts and washers. Requires 2-3 ounces of either 2-part epoxy or heavy duty construction adhesive to the bottom of each anchor plate which is not included.