The warning columns are covered with a reflective film,even at night,the driver You will be alerted to obstacles in front of the driver to avoid accidents. Safety Bollard post parking bollard pile Parking Lock Parking Barrier traffic Steel Corner Guards security posts Road Cones warning column Guardrail The high quality and thick seamless steel pipe is treated with a high pressure spray coating,which is not easy to fade,and has a reflective yellow film.The top end of the safety bollard has a ring to hang the chain. Professional high-temperature qualitative anti-theft lock core,while ensuring easy opening,it can also ensure that it is not easy for others to open,improving the safety and convenience of the product. Wide range of applications:for commercial or private parking brake can effectively avoid abuse or occupy parking brake and high quality residential areas,shopping malls,good attendants and airport parking block manager of hotel,office,etc.