Ductile Cast Iron Parking Bollard,With black bituminous paint,Anti-rusted. 1.Name:Cast Iron Bollard,ductile iron bollard,parking bollard,Cast Iron Bollards and Barriers,Traffic Bollard,Road Bollard,Car Park Bollard2.Material:ductile iron casting, grey iron cast3. ... Usage:Carriageway of roads(including pedestrian street),hard shoulders and parking areas,for all types of road vehiclesWe also can ...