Modular speed reducer delivered in sets of 2 elements, 50 cm each (one yellow, one black), ideal for slowing down traffic on private property roads. The elements are assembled using dovetail joints. It has a height of 50mm, which reduces the speed limit to 30 km/h. It comes with reflectors for better visibility and a 27mm cable passage. It can withstand vehicles weighing up to 40T and is made of rubber. Avoid prolonged contact with hydrocarbons. End caps and LEDs are optional. Asphalt fasteners included.