VEVOR 6 ft Rubber Speed Hump, 2 Channel, 10000 kg/axle Load Capacity Heavy Duty Traffic Speed Bump, with High Reflective Yellow Strip 4 Expansion Screws and 1 Drill, for Asphalt Concrete Gravel RoadsProduct Features Well Designed 1 Pack 2 Channel Our speed bump is designed to slow down the driving speed to create a more secure environment for pedestrians and cyclists. You will receive 1 pack of one piece design rubber speed humps measuring 72. 05 x 11. 81 x 1. 77 in, which can be used in one lane and pass through one car. The dual 1. 18 x 0. 79 in channel groove design provides protection for your cables. Rubber that Does More Constructed from