Spring Loaded Hydraulic Hinges Durability: 5,00,000 Cycle Tested Hold Open: 90°with Adjustacble opening and closing speed. Can be used for double action doors also. Secure holding with glass. No oil Leakage: Imported seal material, delicate structure, process control on quality. Max Door Dimension: 1000 X 2200 mm. Max Glass Thickness: 8 to 14mm Opening Angle: 100 Deg (Double Action) Working Temperature: 30-60 Des-C Material: SS-304. Finish: Satin