This speed ramp is designed to control traffic speed and provide enough room for road cables while not causing damage to car or road. It adopts high quality rubber construction, with reflective yellow parts, 22,000lbs load capacity, and secure on use at night. | Vevor | | Rubber Speed Bump, 1 Pack 2 Channel Speed Bump Hump, 72.8\" Long Modular Speed Bump Rated 22000 LBS Load Capacity | Black and yellow | Best Buy