Modular High-Visibility Speed Bump Ideal for Reducing Speed on Private Property Roads. Height of 55mm to reduce traffic speed to 30 km/h. Features reflective strips and reflectors for increased visibility and 2 cable passes with a 30mm diameter. Resistant to vehicles up to 40 tonnes, as well as grease, bases, and acids. Made of rubber. Avoid prolonged contact with hydrocarbons. End caps and fastenings optional.