Product Name:Automatic Hydraulic Bollard Material:304 Stainless Steel Diameter:275mm (10.83'') Height:900mm (35.43'') Thickness:7mm (0.28'') Weight:226kg((498.24 lb) Surface Treatment:Brushed & Polished Voltage:220 Vac 50/60Hz Impact Resistance:250.000 J Breakout Resistance:750.000 J Show More