hydraulic retractable bollards with swift closing

{"cid":"91216585","title":"Solid flange hydraulic telescopic bollards with swift closing action, deep foundation burial structure, specially developed for vehicle traffic control management","imgUrl":"https:\/\/img.chinax.com\/nimg\/27\/64\/4904202eb830f8799195963e0638-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"AnKuai","Model Number":"AKS305","Minimum Order Quantity":"1 pcs","Delivery Time":"5-8 working days","Height":"600mm","Payment Terms":"100% T\/T before shipment, T\/T, D\/P, D\/A, L\/C","Bollard thickness":"6\/8\/10mm","Buried depth":"1105mm","Flange thickness":"10mm","Supply Ability":"10000 Peices\/Month","Thermal protection":"130\u2103","Working temperature":"-40\u2103~55\u2103","Open speed":"3.5S","Certification":"CE,ISO","Bollard diameter":"219 \/ 273 \/ 324mm","Place of Origin":"Guangdong China","Packaging Details":"Carton,Wooden frame,Wooden pallet"}}