and high qutyOOTDTYFeatures:High quty aluminum body with three layers of for protection to prevent oxidation.Two independent hydraulic valves control the two doors, loing the entire hydraulic control.The maximum door width is 700-900mm, suitable for door weights of 25-45kg.Silver arm prevents corrosion, oil seal, prevents loopholes, and looks beautiful.Positioning form: no positioning, the door opening is automatically closed within 180°.Scope of application: fire doors, fire doors, apartment doors, hotel doors, gla doors, unit doors, acce doors, wooden doors, security doors, sliding doors, sliding doors, iron doors, aluminum doors, etc.Door only, other acceories in the picture is not included.Specification:Suitable for Door Weight: 25-45 KGSuitable for Door Width: 700-900mmMaterial: Aluminum AlloySize: app.132x55mm/5.20x2.17inColor: SilverQuantity: 1 SetNote:Please allow 0-1cm error due to manual measurement. pls e sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Paage Includes:1 Set x Door